211970108

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{142837}}^1$

素因数の和:142901

約数の個数: 24

約数和(自身を含む): 431942112

約数和(自身を除く): 219972004

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 142837, 285674, 571348, 999859, 1999718, 3999436, 7570361, 15140722, 30281444, 52992527, 105985054, 211970108]

約数ペア:

[(1, 211970108), (2, 105985054), (4, 52992527), (7, 30281444), (14, 15140722), (28, 7570361), (53, 3999436), (106, 1999718), (212, 999859), (371, 571348), (742, 285674), (1484, 142837)]