21210804

素因数分解:

$2^2\times 3^2\times {\mathrm{589189}}^1$

素因数の和:589199

約数の個数: 18

約数和(自身を含む): 53616290

約数和(自身を除く): 32405486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 589189, 1178378, 1767567, 2356756, 3535134, 5302701, 7070268, 10605402, 21210804]

約数ペア:

[(1, 21210804), (2, 10605402), (3, 7070268), (4, 5302701), (6, 3535134), (9, 2356756), (12, 1767567), (18, 1178378), (36, 589189)]