21181332

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{17137}}^1$

素因数の和:17247

約数の個数: 24

約数和(自身を含む): 49905856

約数和(自身を除く): 28724524

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 17137, 34274, 51411, 68548, 102822, 205644, 1765111, 3530222, 5295333, 7060444, 10590666, 21181332]

約数ペア:

[(1, 21181332), (2, 10590666), (3, 7060444), (4, 5295333), (6, 3530222), (12, 1765111), (103, 205644), (206, 102822), (309, 68548), (412, 51411), (618, 34274), (1236, 17137)]