21129332356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25274321}}^1$

素因数の和:25274355

約数の個数: 24

約数和(自身を含む): 42460860960

約数和(自身を除く): 21331528604

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25274321, 50548642, 101097284, 278017531, 480212099, 556035062, 960424198, 1112070124, 1920848396, 5282333089, 10564666178, 21129332356]

約数ペア:

[(1, 21129332356), (2, 10564666178), (4, 5282333089), (11, 1920848396), (19, 1112070124), (22, 960424198), (38, 556035062), (44, 480212099), (76, 278017531), (209, 101097284), (418, 50548642), (836, 25274321)]