21801714

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{330329}}^1$

素因数の和:330345

約数の個数: 16

約数和(自身を含む): 47567520

約数和(自身を除く): 25765806

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 330329, 660658, 990987, 1981974, 3633619, 7267238, 10900857, 21801714]

約数ペア:

[(1, 21801714), (2, 10900857), (3, 7267238), (6, 3633619), (11, 1981974), (22, 990987), (33, 660658), (66, 330329)]