21000871382

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1\times {\mathrm{210139}}^1$

素因数の和:210715

約数の個数: 16

約数和(自身を含む): 31863948480

約数和(自身を除く): 10863077098

約数列:

[1, 2, 107, 214, 467, 934, 49969, 99938, 210139, 420278, 22484873, 44969746, 98134913, 196269826, 10500435691, 21000871382]

約数ペア:

[(1, 21000871382), (2, 10500435691), (107, 196269826), (214, 98134913), (467, 44969746), (934, 22484873), (49969, 420278), (99938, 210139)]