21455302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33629}}^1$

素因数の和:33671

約数の個数: 16

約数和(自身を含む): 36320400

約数和(自身を除く): 14865098

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33629, 67258, 369919, 739838, 975241, 1950482, 10727651, 21455302]

約数ペア:

[(1, 21455302), (2, 10727651), (11, 1950482), (22, 975241), (29, 739838), (58, 369919), (319, 67258), (638, 33629)]