21261614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42019}}^1$

素因数の和:42055

約数の個数: 16

約数和(自身を含む): 36305280

約数和(自身を除く): 15043666

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42019, 84038, 462209, 924418, 966437, 1932874, 10630807, 21261614]

約数ペア:

[(1, 21261614), (2, 10630807), (11, 1932874), (22, 966437), (23, 924418), (46, 462209), (253, 84038), (506, 42019)]