21529633

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 24756480

約数和(自身を除く): 3226847

約数列:

[1, 17, 23, 41, 79, 289, 391, 697, 943, 1343, 1817, 3239, 6647, 11849, 16031, 22831, 30889, 55063, 74497, 272527, 525113, 936071, 1266449, 21529633]

約数ペア:

[(1, 21529633), (17, 1266449), (23, 936071), (41, 525113), (79, 272527), (289, 74497), (391, 55063), (697, 30889), (943, 22831), (1343, 16031), (1817, 11849), (3239, 6647)]