21126660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352111}}^1$

素因数の和:352123

約数の個数: 24

約数和(自身を含む): 59154816

約数和(自身を除く): 38028156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352111, 704222, 1056333, 1408444, 1760555, 2112666, 3521110, 4225332, 5281665, 7042220, 10563330, 21126660]

約数ペア:

[(1, 21126660), (2, 10563330), (3, 7042220), (4, 5281665), (5, 4225332), (6, 3521110), (10, 2112666), (12, 1760555), (15, 1408444), (20, 1056333), (30, 704222), (60, 352111)]