21570142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33809}}^1$

素因数の和:33851

約数の個数: 16

約数和(自身を含む): 36514800

約数和(自身を除く): 14944658

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33809, 67618, 371899, 743798, 980461, 1960922, 10785071, 21570142]

約数ペア:

[(1, 21570142), (2, 10785071), (11, 1960922), (22, 980461), (29, 743798), (58, 371899), (319, 67618), (638, 33809)]