In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
[-57, -15.304, -28, 21, 60, -46.288, 30.246, 74.1, 26.951, -26.244, 2.645]