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: [2.809, 51, 85, 62, 2.688, 0.216, -13, 33.091, 4.336]

[51, 85, 62, -13]