21081087998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2402677}}^1$

素因数の和:2402827

約数の個数: 16

約数和(自身を含む): 32695642224

約数和(自身を除く): 11614554226

約数列:

[1, 2, 41, 82, 107, 214, 4387, 8774, 2402677, 4805354, 98509757, 197019514, 257086439, 514172878, 10540543999, 21081087998]

約数ペア:

[(1, 21081087998), (2, 10540543999), (41, 514172878), (82, 257086439), (107, 197019514), (214, 98509757), (4387, 4805354), (8774, 2402677)]