21002279782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1\times {\mathrm{5279}}^1$

素因数の和:6732

約数の個数: 32

約数和(自身を含む): 34647782400

約数和(自身を除く): 13645502618

約数列:

[1, 2, 11, 22, 139, 278, 1301, 1529, 2602, 3058, 5279, 10558, 14311, 28622, 58069, 116138, 180839, 361678, 733781, 1467562, 1989229, 3978458, 6867979, 8071591, 13735958, 16143182, 75547769, 151095538, 954649081, 1909298162, 10501139891, 21002279782]

約数ペア:

[(1, 21002279782), (2, 10501139891), (11, 1909298162), (22, 954649081), (139, 151095538), (278, 75547769), (1301, 16143182), (1529, 13735958), (2602, 8071591), (3058, 6867979), (5279, 3978458), (10558, 1989229), (14311, 1467562), (28622, 733781), (58069, 361678), (116138, 180839)]