21111060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{351851}}^1$

素因数の和:351863

約数の個数: 24

約数和(自身を含む): 59111136

約数和(自身を除く): 38000076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 351851, 703702, 1055553, 1407404, 1759255, 2111106, 3518510, 4222212, 5277765, 7037020, 10555530, 21111060]

約数ペア:

[(1, 21111060), (2, 10555530), (3, 7037020), (4, 5277765), (5, 4222212), (6, 3518510), (10, 2111106), (12, 1759255), (15, 1407404), (20, 1055553), (30, 703702), (60, 351851)]