21608752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{122777}}^1$

素因数の和:122796

約数の個数: 20

約数和(自身を含む): 45673416

約数和(自身を除く): 24064664

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 122777, 245554, 491108, 982216, 1350547, 1964432, 2701094, 5402188, 10804376, 21608752]

約数ペア:

[(1, 21608752), (2, 10804376), (4, 5402188), (8, 2701094), (11, 1964432), (16, 1350547), (22, 982216), (44, 491108), (88, 245554), (176, 122777)]