21176246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 39325440

約数和(自身を除く): 18149194

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 307, 379, 614, 758, 2149, 2653, 3991, 4298, 4927, 5306, 7982, 9854, 27937, 34489, 55874, 68978, 116353, 232706, 814471, 1512589, 1628942, 3025178, 10588123, 21176246]

約数ペア:

[(1, 21176246), (2, 10588123), (7, 3025178), (13, 1628942), (14, 1512589), (26, 814471), (91, 232706), (182, 116353), (307, 68978), (379, 55874), (614, 34489), (758, 27937), (2149, 9854), (2653, 7982), (3991, 5306), (4298, 4927)]