Q: What is the sum of all factors of the number 21,426,069 excluding 21,426,069?
A: 13,144,299
The factors of the number 21,426,069 are: 1, 3, 7, 17, 21, 51, 119, 357, 60017, 180051, 420119, 1020289, 1260357, 3060867, 7142023, 21426069.
If you add them up, you will get the total of 21,426,082. Now subtract 21,426,069 to get 13,144,299