What are the factors of negative 42?

Answer 1

The factors of -42 are : -1, 1, -2, 2, -3, 3, -6, 6, -7, 7
2 × -21 = -42 (two times negative twenty-one).
-2 × 21 = -42 (negative two times twenty-one).
There are many other numerals that can be used, simply have a negative somewhere in the equation.