21125310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704177}}^1$

素因数の和:704187

約数の個数: 16

約数和(自身を含む): 50700816

約数和(自身を除く): 29575506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704177, 1408354, 2112531, 3520885, 4225062, 7041770, 10562655, 21125310]

約数ペア:

[(1, 21125310), (2, 10562655), (3, 7041770), (5, 4225062), (6, 3520885), (10, 2112531), (15, 1408354), (30, 704177)]