21031755374

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1\times {\mathrm{45833}}^1$

素因数の和:46364

約数の個数: 32

約数和(自身を含む): 36630532800

約数和(自身を除く): 15598777426

約数列:

[1, 2, 7, 14, 73, 146, 449, 511, 898, 1022, 3143, 6286, 32777, 45833, 65554, 91666, 229439, 320831, 458878, 641662, 3345809, 6691618, 20579017, 23420663, 41158034, 46841326, 144053119, 288106238, 1502268241, 3004536482, 10515877687, 21031755374]

約数ペア:

[(1, 21031755374), (2, 10515877687), (7, 3004536482), (14, 1502268241), (73, 288106238), (146, 144053119), (449, 46841326), (511, 41158034), (898, 23420663), (1022, 20579017), (3143, 6691618), (6286, 3345809), (32777, 641662), (45833, 458878), (65554, 320831), (91666, 229439)]