21730620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362177}}^1$

素因数の和:362189

約数の個数: 24

約数和(自身を含む): 60845904

約数和(自身を除く): 39115284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362177, 724354, 1086531, 1448708, 1810885, 2173062, 3621770, 4346124, 5432655, 7243540, 10865310, 21730620]

約数ペア:

[(1, 21730620), (2, 10865310), (3, 7243540), (4, 5432655), (5, 4346124), (6, 3621770), (10, 2173062), (12, 1810885), (15, 1448708), (20, 1086531), (30, 724354), (60, 362177)]