21949170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{731639}}^1$

素因数の和:731649

約数の個数: 16

約数和(自身を含む): 52678080

約数和(自身を除く): 30728910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 731639, 1463278, 2194917, 3658195, 4389834, 7316390, 10974585, 21949170]

約数ペア:

[(1, 21949170), (2, 10974585), (3, 7316390), (5, 4389834), (6, 3658195), (10, 2194917), (15, 1463278), (30, 731639)]