21445337

素因数分解:

${\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 1416103

約数列:

[1, 41, 53, 71, 139, 2173, 2911, 3763, 5699, 7367, 9869, 154283, 302047, 404629, 523057, 21445337]

約数ペア:

[(1, 21445337), (41, 523057), (53, 404629), (71, 302047), (139, 154283), (2173, 9869), (2911, 7367), (3763, 5699)]