21630660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{360511}}^1$

素因数の和:360523

約数の個数: 24

約数和(自身を含む): 60566016

約数和(自身を除く): 38935356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 360511, 721022, 1081533, 1442044, 1802555, 2163066, 3605110, 4326132, 5407665, 7210220, 10815330, 21630660]

約数ペア:

[(1, 21630660), (2, 10815330), (3, 7210220), (4, 5407665), (5, 4326132), (6, 3605110), (10, 2163066), (12, 1802555), (15, 1442044), (20, 1081533), (30, 721022), (60, 360511)]