21029242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2017}}^1$

素因数の和:2433

約数の個数: 16

約数和(自身を含む): 34071912

約数和(自身を除く): 13042670

約数列:

[1, 2, 13, 26, 401, 802, 2017, 4034, 5213, 10426, 26221, 52442, 808817, 1617634, 10514621, 21029242]

約数ペア:

[(1, 21029242), (2, 10514621), (13, 1617634), (26, 808817), (401, 52442), (802, 26221), (2017, 10426), (4034, 5213)]