21117708

素因数分解:

$2^2\times 3^2\times {\mathrm{586603}}^1$

素因数の和:586613

約数の個数: 18

約数和(自身を含む): 53380964

約数和(自身を除く): 32263256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 586603, 1173206, 1759809, 2346412, 3519618, 5279427, 7039236, 10558854, 21117708]

約数ペア:

[(1, 21117708), (2, 10558854), (3, 7039236), (4, 5279427), (6, 3519618), (9, 2346412), (12, 1759809), (18, 1173206), (36, 586603)]