Q: What is the sum of all factors of the number 21,421,431 excluding 21,421,431?
A: 10,028,689
The factors of the number 21,421,431 are: 1, 3, 9, 61, 183, 549, 39019, 117057, 351171, 2380159, 7140477, 21421431.
If you add them up, you will get the total of 21,421,441. Now subtract 21,421,431 to get 10,028,689