21039106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9859}}^1$

素因数の和:9969

約数の個数: 16

約数和(自身を含む): 34786080

約数和(自身を除く): 13746974

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 9859, 19718, 108449, 216898, 956323, 1912646, 10519553, 21039106]

約数ペア:

[(1, 21039106), (2, 10519553), (11, 1912646), (22, 956323), (97, 216898), (194, 108449), (1067, 19718), (2134, 9859)]