21740752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123527}}^1$

素因数の和:123546

約数の個数: 20

約数和(自身を含む): 45952416

約数和(自身を除く): 24211664

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123527, 247054, 494108, 988216, 1358797, 1976432, 2717594, 5435188, 10870376, 21740752]

約数ペア:

[(1, 21740752), (2, 10870376), (4, 5435188), (8, 2717594), (11, 1976432), (16, 1358797), (22, 988216), (44, 494108), (88, 247054), (176, 123527)]