21145170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704839}}^1$

素因数の和:704849

約数の個数: 16

約数和(自身を含む): 50748480

約数和(自身を除く): 29603310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704839, 1409678, 2114517, 3524195, 4229034, 7048390, 10572585, 21145170]

約数ペア:

[(1, 21145170), (2, 10572585), (3, 7048390), (5, 4229034), (6, 3524195), (10, 2114517), (15, 1409678), (30, 704839)]