21105702918

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{10757239}}^1$

素因数の和:10757356

約数の個数: 24

約数和(自身を含む): 46148559600

約数和(自身を除く): 25042856682

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 10757239, 21514478, 32271717, 64543434, 96815151, 193630302, 1172539051, 2345078102, 3517617153, 7035234306, 10552851459, 21105702918]

約数ペア:

[(1, 21105702918), (2, 10552851459), (3, 7035234306), (6, 3517617153), (9, 2345078102), (18, 1172539051), (109, 193630302), (218, 96815151), (327, 64543434), (654, 32271717), (981, 21514478), (1962, 10757239)]