21236730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3911}}^1$

素因数の和:4102

約数の個数: 32

約数和(自身を含む): 51262848

約数和(自身を除く): 30026118

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2715, 3911, 5430, 7822, 11733, 19555, 23466, 39110, 58665, 117330, 707891, 1415782, 2123673, 3539455, 4247346, 7078910, 10618365, 21236730]

約数ペア:

[(1, 21236730), (2, 10618365), (3, 7078910), (5, 4247346), (6, 3539455), (10, 2123673), (15, 1415782), (30, 707891), (181, 117330), (362, 58665), (543, 39110), (905, 23466), (1086, 19555), (1810, 11733), (2715, 7822), (3911, 5430)]