Q: What is the sum of all factors of the number 21,143,303 excluding 21,143,303?
A: 297,865
The factors of the number 21,143,303 are: 1, 71, 297793, 21143303.
If you add them up, you will get the total of 21,143,600. Now subtract 21,143,303 to get 297,865