21462238

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12071}}^1$

素因数の和:12207

約数の個数: 16

約数和(自身を含む): 37085184

約数和(自身を除く): 15622946

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 12071, 24142, 84497, 168994, 1533017, 3066034, 10731119, 21462238]

約数ペア:

[(1, 21462238), (2, 10731119), (7, 3066034), (14, 1533017), (127, 168994), (254, 84497), (889, 24142), (1778, 12071)]