21420646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48463}}^1$

素因数の和:48495

約数の個数: 16

約数和(自身を含む): 36638784

約数和(自身を除く): 15218138

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 48463, 96926, 630019, 823871, 1260038, 1647742, 10710323, 21420646]

約数ペア:

[(1, 21420646), (2, 10710323), (13, 1647742), (17, 1260038), (26, 823871), (34, 630019), (221, 96926), (442, 48463)]