21187122

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321017}}^1$

素因数の和:321033

約数の個数: 16

約数和(自身を含む): 46226592

約数和(自身を除く): 25039470

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321017, 642034, 963051, 1926102, 3531187, 7062374, 10593561, 21187122]

約数ペア:

[(1, 21187122), (2, 10593561), (3, 7062374), (6, 3531187), (11, 1926102), (22, 963051), (33, 642034), (66, 321017)]