21375930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{712531}}^1$

素因数の和:712541

約数の個数: 16

約数和(自身を含む): 51302304

約数和(自身を除く): 29926374

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 712531, 1425062, 2137593, 3562655, 4275186, 7125310, 10687965, 21375930]

約数ペア:

[(1, 21375930), (2, 10687965), (3, 7125310), (5, 4275186), (6, 3562655), (10, 2137593), (15, 1425062), (30, 712531)]