21742620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362377}}^1$

素因数の和:362389

約数の個数: 24

約数和(自身を含む): 60879504

約数和(自身を除く): 39136884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362377, 724754, 1087131, 1449508, 1811885, 2174262, 3623770, 4348524, 5435655, 7247540, 10871310, 21742620]

約数ペア:

[(1, 21742620), (2, 10871310), (3, 7247540), (4, 5435655), (5, 4348524), (6, 3623770), (10, 2174262), (12, 1811885), (15, 1449508), (20, 1087131), (30, 724754), (60, 362377)]