21063176

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{64217}}^1$

素因数の和:64264

約数の個数: 16

約数和(自身を含む): 40457340

約数和(自身を除く): 19394164

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 64217, 128434, 256868, 513736, 2632897, 5265794, 10531588, 21063176]

約数ペア:

[(1, 21063176), (2, 10531588), (4, 5265794), (8, 2632897), (41, 513736), (82, 256868), (164, 128434), (328, 64217)]