21124136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{240047}}^1$

素因数の和:240064

約数の個数: 16

約数和(自身を含む): 43208640

約数和(自身を除く): 22084504

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 240047, 480094, 960188, 1920376, 2640517, 5281034, 10562068, 21124136]

約数ペア:

[(1, 21124136), (2, 10562068), (4, 5281034), (8, 2640517), (11, 1920376), (22, 960188), (44, 480094), (88, 240047)]