21919765826

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5431}}^1\times {\mathrm{9941}}^1$

素因数の和:15410

約数の個数: 32

約数和(自身を含む): 38883559680

約数和(自身を除く): 16963793854

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 5431, 9941, 10862, 19882, 38017, 69587, 76034, 139174, 157499, 288289, 314998, 576578, 1102493, 2018023, 2204986, 4036046, 53989571, 107979142, 377926997, 755853994, 1565697559, 3131395118, 10959882913, 21919765826]

約数ペア:

[(1, 21919765826), (2, 10959882913), (7, 3131395118), (14, 1565697559), (29, 755853994), (58, 377926997), (203, 107979142), (406, 53989571), (5431, 4036046), (9941, 2204986), (10862, 2018023), (19882, 1102493), (38017, 576578), (69587, 314998), (76034, 288289), (139174, 157499)]