111
Six and three.
6 and 15
Pairs of numbers whose sum is -14 and that are factors of -189 include -7 and -7, and -21 and 7.
When the "factors" of a number are listed, the list is usually restricted to positive factors. Then there would be no answer to the question, because no group of positive numbers can add up to make zero.
Each of these factor pairs (multiply the numbers in parentheses) equals 441: (1, 441) (3, 147) (7, 63) (9, 49) (21, 21)
3 and 7, among others.
What two numbers have 10 as the least common multiple
21
-17
57
51
7 & 3
341
The numbers are: -1 and -20
-3367
41
111
21
21