21865398

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49921}}^1$

素因数の和:49999

約数の個数: 16

約数和(自身を含む): 44330736

約数和(自身を除く): 22465338

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49921, 99842, 149763, 299526, 3644233, 7288466, 10932699, 21865398]

約数ペア:

[(1, 21865398), (2, 10932699), (3, 7288466), (6, 3644233), (73, 299526), (146, 149763), (219, 99842), (438, 49921)]