21733424

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{10369}}^1$

素因数の和:10508

約数の個数: 20

約数和(自身を含む): 42434040

約数和(自身を除く): 20700616

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 10369, 20738, 41476, 82952, 165904, 1358339, 2716678, 5433356, 10866712, 21733424]

約数ペア:

[(1, 21733424), (2, 10866712), (4, 5433356), (8, 2716678), (16, 1358339), (131, 165904), (262, 82952), (524, 41476), (1048, 20738), (2096, 10369)]