Q: What is the sum of all factors of the number 21,280,249 excluding 21,280,249?
A: 11,415
The factors of the number 21,280,249 are: 1, 2347, 9067, 21280249.
If you add them up, you will get the total of 21,280,260. Now subtract 21,280,249 to get 11,415