Dear applicant warm wishes for your upcoming future, it's good that you secured 21603 rank however it would be difficult to get too many good colleges. It would be somewhat difficult for you to choose among few options. Still hope for the best and use our MHT CET college predictor to know your best options with this rank

https://www.careers360.com/mht-cet-college-predictor?icn=QnA&ici=qna_answer

Good luck!!