Q: What is the sum of all factors of the number 21,942 excluding 21,942?
A: 28,602
The factors of the number 21,942 are: 1, 2, 3, 6, 9, 18, 23, 46, 53, 69, 106, 138, 159, 207, 318, 414, 477, 954, 1219, 2438, 3657, 7314, 10971, 21942.
If you add them up, you will get the total of 21,970. Now subtract 21,942 to get 28,602