Q: What is the sum of all factors of the number 39,669 excluding 39,669?
A: 20,811
The factors of the number 39,669 are: 1, 3, 7, 21, 1889, 5667, 13223, 39669.
If you add them up, you will get the total of 39,689. Now subtract 39,669 to get 20,811