21074090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56957}}^1$

素因数の和:57001

約数の個数: 16

約数和(自身を含む): 38959272

約数和(自身を除く): 17885182

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 56957, 113914, 284785, 569570, 2107409, 4214818, 10537045, 21074090]

約数ペア:

[(1, 21074090), (2, 10537045), (5, 4214818), (10, 2107409), (37, 569570), (74, 284785), (185, 113914), (370, 56957)]