Q: What is the sum of all factors of the number 21,442 excluding 21,442?
A: 11,390
The factors of the number 21,442 are: 1, 2, 71, 142, 151, 302, 10721, 21442.
If you add them up, you will get the total of 21,453. Now subtract 21,442 to get 11,390