21321621554

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{288130021}}^1$

素因数の和:288130060

約数の個数: 8

約数和(自身を含む): 32846822508

約数和(自身を除く): 11525200954

約数列:

[1, 2, 37, 74, 288130021, 576260042, 10660810777, 21321621554]

約数ペア:

[(1, 21321621554), (2, 10660810777), (37, 576260042), (74, 288130021)]