21342418

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2241

約数の個数: 16

約数和(自身を含む): 33010560

約数和(自身を除く): 11668142

約数列:

[1, 2, 47, 94, 109, 218, 2083, 4166, 5123, 10246, 97901, 195802, 227047, 454094, 10671209, 21342418]

約数ペア:

[(1, 21342418), (2, 10671209), (47, 454094), (94, 227047), (109, 195802), (218, 97901), (2083, 10246), (4166, 5123)]