21342172

素因数分解:

$2^2\times {\mathrm{2213}}^1\times {\mathrm{2411}}^1$

素因数の和:4628

約数の個数: 12

約数和(自身を含む): 37381176

約数和(自身を除く): 16039004

約数列:

[1, 2, 4, 2213, 2411, 4426, 4822, 8852, 9644, 5335543, 10671086, 21342172]

約数ペア:

[(1, 21342172), (2, 10671086), (4, 5335543), (2213, 9644), (2411, 8852), (4426, 4822)]