2181569478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{839}}^1\times {\mathrm{39397}}^1$

素因数の和:40252

約数の個数: 32

約数和(自身を含む): 4765582080

約数和(自身を除く): 2584012602

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 839, 1678, 2517, 5034, 9229, 18458, 27687, 39397, 55374, 78794, 118191, 236382, 433367, 866734, 1300101, 2600202, 33054083, 66108166, 99162249, 198324498, 363594913, 727189826, 1090784739, 2181569478]

約数ペア:

[(1, 2181569478), (2, 1090784739), (3, 727189826), (6, 363594913), (11, 198324498), (22, 99162249), (33, 66108166), (66, 33054083), (839, 2600202), (1678, 1300101), (2517, 866734), (5034, 433367), (9229, 236382), (18458, 118191), (27687, 78794), (39397, 55374)]