21958595

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{937}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 27239520

約数和(自身を除く): 5280925

約数列:

[1, 5, 43, 109, 215, 545, 937, 4685, 4687, 23435, 40291, 102133, 201455, 510665, 4391719, 21958595]

約数ペア:

[(1, 21958595), (5, 4391719), (43, 510665), (109, 201455), (215, 102133), (545, 40291), (937, 23435), (4685, 4687)]