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.
[-35, 20.231, 52, 2.889, -37.033, 1.571, 48, 19, 70.267, -58, 57]