21064716

素因数分解:

$2^2\times 3^2\times {\mathrm{585131}}^1$

素因数の和:585141

約数の個数: 18

約数和(自身を含む): 53247012

約数和(自身を除く): 32182296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585131, 1170262, 1755393, 2340524, 3510786, 5266179, 7021572, 10532358, 21064716]

約数ペア:

[(1, 21064716), (2, 10532358), (3, 7021572), (4, 5266179), (6, 3510786), (9, 2340524), (12, 1755393), (18, 1170262), (36, 585131)]