Q: What is the sum of all factors of the number 20,984 excluding 20,984?
A: 19,936
The factors of the number 20,984 are: 1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 2623, 5246, 10492, 20984.
If you add them up, you will get the total of 21,003. Now subtract 20,984 to get 19,936