21352578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16103}}^1$

素因数の和:16138

約数の個数: 32

約数和(自身を含む): 48698496

約数和(自身を除く): 27345918

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 16103, 32206, 48309, 96618, 209339, 273751, 418678, 547502, 628017, 821253, 1256034, 1642506, 3558763, 7117526, 10676289, 21352578]

約数ペア:

[(1, 21352578), (2, 10676289), (3, 7117526), (6, 3558763), (13, 1642506), (17, 1256034), (26, 821253), (34, 628017), (39, 547502), (51, 418678), (78, 273751), (102, 209339), (221, 96618), (442, 48309), (663, 32206), (1326, 16103)]