21838754

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{36277}}^1$

素因数の和:36329

約数の個数: 16

約数和(自身を含む): 38309568

約数和(自身を除く): 16470814

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 36277, 72554, 253939, 507878, 1559911, 3119822, 10919377, 21838754]

約数ペア:

[(1, 21838754), (2, 10919377), (7, 3119822), (14, 1559911), (43, 507878), (86, 253939), (301, 72554), (602, 36277)]