21305350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38737}}^1$

素因数の和:38760

約数の個数: 24

約数和(自身を含む): 43231608

約数和(自身を除く): 21926258

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38737, 77474, 193685, 387370, 426107, 852214, 968425, 1936850, 2130535, 4261070, 10652675, 21305350]

約数ペア:

[(1, 21305350), (2, 10652675), (5, 4261070), (10, 2130535), (11, 1936850), (22, 968425), (25, 852214), (50, 426107), (55, 387370), (110, 193685), (275, 77474), (550, 38737)]