21342270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{711409}}^1$

素因数の和:711419

約数の個数: 16

約数和(自身を含む): 51221520

約数和(自身を除く): 29879250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 711409, 1422818, 2134227, 3557045, 4268454, 7114090, 10671135, 21342270]

約数ペア:

[(1, 21342270), (2, 10671135), (3, 7114090), (5, 4268454), (6, 3557045), (10, 2134227), (15, 1422818), (30, 711409)]