Get the Primary and Secondary Site collection Administrator using PowerShell script

The following script will generate the text file which will give the list of Primary & Secondary Site collection Administrators for each web application.

Script:

Add-pssnapin microsoft.sharepoint.powershell -EA 0
$outputFile = "C:\\SCAdminsReport.txt"
Write-Host "This script will loop through all site collections in a web application and list the collection's URL, Primary Owner, and Secondary Owner"
$webapp = "http://sharepointsite/"
$Web = Get-SPWebApplication $webapp
$text = ""
$text | out-file $outputFile
foreach ($sites in $Web.sites) {
    $text = "-------------------------------------------"
    $text | out-file $outputFile -append
        $text = "Site: " + $sites.url
        $text | out-file $outputFile -append
    $text = "Primary Owner: " + $sites.owner
        $text | out-file "$outputfile" -append
    $text = "Secondary Owner: " + $sites.secondarycontact
        $text | out-file "$outputfile" -append
    $text = "-------------------------------------------"
        $text | out-file "$outputfile" -append
    }
Write-Host "-----END------"