21835288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{66571}}^1$

素因数の和:66618

約数の個数: 16

約数和(自身を含む): 41940360

約数和(自身を除く): 20105072

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 66571, 133142, 266284, 532568, 2729411, 5458822, 10917644, 21835288]

約数ペア:

[(1, 21835288), (2, 10917644), (4, 5458822), (8, 2729411), (41, 532568), (82, 266284), (164, 133142), (328, 66571)]