21866264

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20583

約数の個数: 32

約数和(自身を含む): 49324800

約数和(自身を除く): 27458536

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 20551, 41102, 82204, 143857, 164408, 287714, 390469, 575428, 780938, 1150856, 1561876, 2733283, 3123752, 5466566, 10933132, 21866264]

約数ペア:

[(1, 21866264), (2, 10933132), (4, 5466566), (7, 3123752), (8, 2733283), (14, 1561876), (19, 1150856), (28, 780938), (38, 575428), (56, 390469), (76, 287714), (133, 164408), (152, 143857), (266, 82204), (532, 41102), (1064, 20551)]