21692319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 34387200

約数和(自身を除く): 12694881

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 551, 627, 957, 1193, 1653, 3579, 6061, 13123, 18183, 22667, 34597, 39369, 68001, 103791, 249337, 380567, 657343, 748011, 1141701, 1972029, 7230773, 21692319]

約数ペア:

[(1, 21692319), (3, 7230773), (11, 1972029), (19, 1141701), (29, 748011), (33, 657343), (57, 380567), (87, 249337), (209, 103791), (319, 68001), (551, 39369), (627, 34597), (957, 22667), (1193, 18183), (1653, 13123), (3579, 6061)]