21114040

素因数分解:

$2^3\times 5^1\times {\mathrm{527851}}^1$

素因数の和:527862

約数の個数: 16

約数和(自身を含む): 47506680

約数和(自身を除く): 26392640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 527851, 1055702, 2111404, 2639255, 4222808, 5278510, 10557020, 21114040]

約数ペア:

[(1, 21114040), (2, 10557020), (4, 5278510), (5, 4222808), (8, 2639255), (10, 2111404), (20, 1055702), (40, 527851)]