21338374

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4657}}^1$

素因数の和:4767

約数の個数: 16

約数和(自身を含む): 33537600

約数和(自身を除く): 12199226

約数列:

[1, 2, 29, 58, 79, 158, 2291, 4582, 4657, 9314, 135053, 270106, 367903, 735806, 10669187, 21338374]

約数ペア:

[(1, 21338374), (2, 10669187), (29, 735806), (58, 367903), (79, 270106), (158, 135053), (2291, 9314), (4582, 4657)]