21326682

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3461}}^1$

素因数の和:3558

約数の個数: 32

約数和(自身を含む): 46529280

約数和(自身を除く): 25202598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3461, 6162, 6922, 10383, 20766, 44993, 89986, 134979, 269958, 273419, 546838, 820257, 1640514, 3554447, 7108894, 10663341, 21326682]

約数ペア:

[(1, 21326682), (2, 10663341), (3, 7108894), (6, 3554447), (13, 1640514), (26, 820257), (39, 546838), (78, 273419), (79, 269958), (158, 134979), (237, 89986), (474, 44993), (1027, 20766), (2054, 10383), (3081, 6922), (3461, 6162)]