21729092

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{70549}}^1$

素因数の和:70571

約数の個数: 24

約数和(自身を含む): 47409600

約数和(自身を除く): 25680508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 70549, 141098, 282196, 493843, 776039, 987686, 1552078, 1975372, 3104156, 5432273, 10864546, 21729092]

約数ペア:

[(1, 21729092), (2, 10864546), (4, 5432273), (7, 3104156), (11, 1975372), (14, 1552078), (22, 987686), (28, 776039), (44, 493843), (77, 282196), (154, 141098), (308, 70549)]