21718866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21419}}^1$

素因数の和:21450

約数の個数: 24

約数和(自身を含む): 47038320

約数和(自身を除く): 25319454

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21419, 42838, 64257, 128514, 278447, 556894, 835341, 1670682, 3619811, 7239622, 10859433, 21718866]

約数ペア:

[(1, 21718866), (2, 10859433), (3, 7239622), (6, 3619811), (13, 1670682), (26, 835341), (39, 556894), (78, 278447), (169, 128514), (338, 64257), (507, 42838), (1014, 21419)]