21197066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{2081}}^1$

素因数の和:2557

約数の個数: 16

約数和(自身を含む): 34777728

約数和(自身を除く): 13580662

約数列:

[1, 2, 11, 22, 463, 926, 2081, 4162, 5093, 10186, 22891, 45782, 963503, 1927006, 10598533, 21197066]

約数ペア:

[(1, 21197066), (2, 10598533), (11, 1927006), (22, 963503), (463, 45782), (926, 22891), (2081, 10186), (4162, 5093)]