21129033604

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5428837}}^1$

素因数の和:5428987

約数の個数: 24

約数和(自身を含む): 42562089920

約数和(自身を除く): 21433056316

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 5428837, 10857674, 21715348, 38001859, 76003718, 152007436, 754608343, 1509216686, 3018433372, 5282258401, 10564516802, 21129033604]

約数ペア:

[(1, 21129033604), (2, 10564516802), (4, 5282258401), (7, 3018433372), (14, 1509216686), (28, 754608343), (139, 152007436), (278, 76003718), (556, 38001859), (973, 21715348), (1946, 10857674), (3892, 5428837)]