212103639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{20023}}^1$

素因数の和:20147

約数の個数: 24

約数和(自身を含む): 337364352

約数和(自身を除く): 125260713

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 3531, 10593, 20023, 60069, 180207, 220253, 660759, 1982277, 2142461, 6427383, 19282149, 23567071, 70701213, 212103639]

約数ペア:

[(1, 212103639), (3, 70701213), (9, 23567071), (11, 19282149), (33, 6427383), (99, 2142461), (107, 1982277), (321, 660759), (963, 220253), (1177, 180207), (3531, 60069), (10593, 20023)]