16980222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{404291}}^1$

素因数の和:404303

約数の個数: 16

約数和(自身を含む): 38812032

約数和(自身を除く): 21831810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 404291, 808582, 1212873, 2425746, 2830037, 5660074, 8490111, 16980222]

約数ペア:

[(1, 16980222), (2, 8490111), (3, 5660074), (6, 2830037), (7, 2425746), (14, 1212873), (21, 808582), (42, 404291)]