21543654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1709}}^1$

素因数の和:1916

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 25734426

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 191, 382, 573, 1146, 1709, 2101, 3418, 4202, 5127, 6303, 10254, 12606, 18799, 37598, 56397, 112794, 326419, 652838, 979257, 1958514, 3590609, 7181218, 10771827, 21543654]

約数ペア:

[(1, 21543654), (2, 10771827), (3, 7181218), (6, 3590609), (11, 1958514), (22, 979257), (33, 652838), (66, 326419), (191, 112794), (382, 56397), (573, 37598), (1146, 18799), (1709, 12606), (2101, 10254), (3418, 6303), (4202, 5127)]