2021320378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13125457}}^1$

素因数の和:13125477

約数の個数: 16

約数和(自身を含む): 3780131904

約数和(自身を除く): 1758811526

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 13125457, 26250914, 91878199, 144380027, 183756398, 288760054, 1010660189, 2021320378]

約数ペア:

[(1, 2021320378), (2, 1010660189), (7, 288760054), (11, 183756398), (14, 144380027), (22, 91878199), (77, 26250914), (154, 13125457)]