2021255343

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{686801}}^1$

素因数の和:686919

約数の個数: 16

約数和(自身を含む): 3021928800

約数和(自身を除く): 1000673457

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 686801, 2060403, 6181209, 18543627, 74861309, 224583927, 673751781, 2021255343]

約数ペア:

[(1, 2021255343), (3, 673751781), (9, 224583927), (27, 74861309), (109, 18543627), (327, 6181209), (981, 2060403), (2943, 686801)]