21637404

素因数分解:

$2^2\times 3^2\times {\mathrm{601039}}^1$

素因数の和:601049

約数の個数: 18

約数和(自身を含む): 54694640

約数和(自身を除く): 33057236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 601039, 1202078, 1803117, 2404156, 3606234, 5409351, 7212468, 10818702, 21637404]

約数ペア:

[(1, 21637404), (2, 10818702), (3, 7212468), (4, 5409351), (6, 3606234), (9, 2404156), (12, 1803117), (18, 1202078), (36, 601039)]