21370291232

素因数分解:

$2^5\times {\mathrm{667821601}}^1$

素因数の和:667821611

約数の個数: 12

約数和(自身を含む): 42072760926

約数和(自身を除く): 20702469694

約数列:

[1, 2, 4, 8, 16, 32, 667821601, 1335643202, 2671286404, 5342572808, 10685145616, 21370291232]

約数ペア:

[(1, 21370291232), (2, 10685145616), (4, 5342572808), (8, 2671286404), (16, 1335643202), (32, 667821601)]