21907666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2179}}^1$

素因数の和:2649

約数の個数: 16

約数和(自身を含む): 35943840

約数和(自身を除く): 14036174

約数列:

[1, 2, 11, 22, 457, 914, 2179, 4358, 5027, 10054, 23969, 47938, 995803, 1991606, 10953833, 21907666]

約数ペア:

[(1, 21907666), (2, 10953833), (11, 1991606), (22, 995803), (457, 47938), (914, 23969), (2179, 10054), (4358, 5027)]