21671296

素因数分解:

$2^7\times {\mathrm{169307}}^1$

素因数の和:169321

約数の個数: 16

約数和(自身を含む): 43173540

約数和(自身を除く): 21502244

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 169307, 338614, 677228, 1354456, 2708912, 5417824, 10835648, 21671296]

約数ペア:

[(1, 21671296), (2, 10835648), (4, 5417824), (8, 2708912), (16, 1354456), (32, 677228), (64, 338614), (128, 169307)]