21937722

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2338

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 24510918

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2239, 3266, 4478, 4899, 6717, 9798, 13434, 51497, 102994, 154491, 158969, 308982, 317938, 476907, 953814, 3656287, 7312574, 10968861, 21937722]

約数ペア:

[(1, 21937722), (2, 10968861), (3, 7312574), (6, 3656287), (23, 953814), (46, 476907), (69, 317938), (71, 308982), (138, 158969), (142, 154491), (213, 102994), (426, 51497), (1633, 13434), (2239, 9798), (3266, 6717), (4478, 4899)]