21646208

素因数分解:

$2^7\times {\mathrm{169111}}^1$

素因数の和:169125

約数の個数: 16

約数和(自身を含む): 43123560

約数和(自身を除く): 21477352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 169111, 338222, 676444, 1352888, 2705776, 5411552, 10823104, 21646208]

約数ペア:

[(1, 21646208), (2, 10823104), (4, 5411552), (8, 2705776), (16, 1352888), (32, 676444), (64, 338222), (128, 169111)]