Definition: 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.
Input: [-26, 20, -24, 34.382, -11.632, 0.161, -83, 6, 21.28]

[-26, 20, -24, -83, 6]