Q: What is the sum of all factors of the number 2,961 excluding 2,961?
A: 2,031
The factors of the number 2,961 are: 1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961.
If you add them up, you will get the total of 2,963. Now subtract 2,961 to get 2,031