21515346

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{11171}}^1$

素因数の和:11286

約数の個数: 24

約数和(自身を含む): 47056464

約数和(自身を除く): 25541118

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 11171, 22342, 33513, 67026, 100539, 201078, 1195297, 2390594, 3585891, 7171782, 10757673, 21515346]

約数ペア:

[(1, 21515346), (2, 10757673), (3, 7171782), (6, 3585891), (9, 2390594), (18, 1195297), (107, 201078), (214, 100539), (321, 67026), (642, 33513), (963, 22342), (1926, 11171)]