21104842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{1013}}^1$

素因数の和:1973

約数の個数: 16

約数和(自身を含む): 34605792

約数和(自身を除く): 13500950

約数列:

[1, 2, 11, 22, 947, 1013, 1894, 2026, 10417, 11143, 20834, 22286, 959311, 1918622, 10552421, 21104842]

約数ペア:

[(1, 21104842), (2, 10552421), (11, 1918622), (22, 959311), (947, 22286), (1013, 20834), (1894, 11143), (2026, 10417)]