21760030

素因数分解:

$2^1\times 5^1\times {\mathrm{853}}^1\times {\mathrm{2551}}^1$

素因数の和:3411

約数の個数: 16

約数和(自身を含む): 39229344

約数和(自身を除く): 17469314

約数列:

[1, 2, 5, 10, 853, 1706, 2551, 4265, 5102, 8530, 12755, 25510, 2176003, 4352006, 10880015, 21760030]

約数ペア:

[(1, 21760030), (2, 10880015), (5, 4352006), (10, 2176003), (853, 25510), (1706, 12755), (2551, 8530), (4265, 5102)]