21553322

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53087}}^1$

素因数の和:53125

約数の個数: 16

約数和(自身を含む): 38223360

約数和(自身を除く): 16670038

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53087, 106174, 371609, 743218, 1539523, 3079046, 10776661, 21553322]

約数ペア:

[(1, 21553322), (2, 10776661), (7, 3079046), (14, 1539523), (29, 743218), (58, 371609), (203, 106174), (406, 53087)]