21877888

素因数分解:

$2^7\times {\mathrm{170921}}^1$

素因数の和:170935

約数の個数: 16

約数和(自身を含む): 43585110

約数和(自身を除く): 21707222

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 170921, 341842, 683684, 1367368, 2734736, 5469472, 10938944, 21877888]

約数ペア:

[(1, 21877888), (2, 10938944), (4, 5469472), (8, 2734736), (16, 1367368), (32, 683684), (64, 341842), (128, 170921)]