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: [70, 35, 5.226, 73, 2.371, 15.805, -4.293, -86, 33.821]

[70, 35, 73, -86]