21496716

素因数分解:

$2^2\times 3^2\times {\mathrm{597131}}^1$

素因数の和:597141

約数の個数: 18

約数和(自身を含む): 54339012

約数和(自身を除く): 32842296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 597131, 1194262, 1791393, 2388524, 3582786, 5374179, 7165572, 10748358, 21496716]

約数ペア:

[(1, 21496716), (2, 10748358), (3, 7165572), (4, 5374179), (6, 3582786), (9, 2388524), (12, 1791393), (18, 1194262), (36, 597131)]