21600620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25117}}^1$

素因数の和:25169

約数の個数: 24

約数和(自身を含む): 46418064

約数和(自身を除く): 24817444

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 25117, 50234, 100468, 125585, 251170, 502340, 1080031, 2160062, 4320124, 5400155, 10800310, 21600620]

約数ペア:

[(1, 21600620), (2, 10800310), (4, 5400155), (5, 4320124), (10, 2160062), (20, 1080031), (43, 502340), (86, 251170), (172, 125585), (215, 100468), (430, 50234), (860, 25117)]