21282742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 36741600

約数和(自身を除く): 15458858

約数列:

[1, 2, 13, 17, 26, 34, 179, 221, 269, 358, 442, 538, 2327, 3043, 3497, 4573, 4654, 6086, 6994, 9146, 39559, 48151, 59449, 79118, 96302, 118898, 625963, 818567, 1251926, 1637134, 10641371, 21282742]

約数ペア:

[(1, 21282742), (2, 10641371), (13, 1637134), (17, 1251926), (26, 818567), (34, 625963), (179, 118898), (221, 96302), (269, 79118), (358, 59449), (442, 48151), (538, 39559), (2327, 9146), (3043, 6994), (3497, 6086), (4573, 4654)]