21654006

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4708

約数の個数: 32

約数和(自身を含む): 47920896

約数和(自身を除く): 26266890

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4621, 4686, 9242, 13863, 27726, 50831, 101662, 152493, 304986, 328091, 656182, 984273, 1968546, 3609001, 7218002, 10827003, 21654006]

約数ペア:

[(1, 21654006), (2, 10827003), (3, 7218002), (6, 3609001), (11, 1968546), (22, 984273), (33, 656182), (66, 328091), (71, 304986), (142, 152493), (213, 101662), (426, 50831), (781, 27726), (1562, 13863), (2343, 9242), (4621, 4686)]