21269310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3917}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 51341472

約数和(自身を除く): 30072162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2715, 3917, 5430, 7834, 11751, 19585, 23502, 39170, 58755, 117510, 708977, 1417954, 2126931, 3544885, 4253862, 7089770, 10634655, 21269310]

約数ペア:

[(1, 21269310), (2, 10634655), (3, 7089770), (5, 4253862), (6, 3544885), (10, 2126931), (15, 1417954), (30, 708977), (181, 117510), (362, 58755), (543, 39170), (905, 23502), (1086, 19585), (1810, 11751), (2715, 7834), (3917, 5430)]