2021145711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{729919}}^1$

素因数の和:730006

約数の個数: 16

約数和(自身を含む): 2943037440

約数和(自身を除く): 921891729

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 729919, 2189757, 9488947, 28466841, 51824249, 155472747, 673715237, 2021145711]

約数ペア:

[(1, 2021145711), (3, 673715237), (13, 155472747), (39, 51824249), (71, 28466841), (213, 9488947), (923, 2189757), (2769, 729919)]