21232899

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 32485440

約数和(自身を除く): 11252541

約数列:

[1, 3, 9, 19, 57, 171, 227, 547, 681, 1641, 2043, 4313, 4923, 10393, 12939, 31179, 38817, 93537, 124169, 372507, 1117521, 2359211, 7077633, 21232899]

約数ペア:

[(1, 21232899), (3, 7077633), (9, 2359211), (19, 1117521), (57, 372507), (171, 124169), (227, 93537), (547, 38817), (681, 31179), (1641, 12939), (2043, 10393), (4313, 4923)]