21004836

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{22157}}^1$

素因数の和:22243

約数の個数: 24

約数和(自身を含む): 49633920

約数和(自身を除く): 28629084

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 22157, 44314, 66471, 88628, 132942, 265884, 1750403, 3500806, 5251209, 7001612, 10502418, 21004836]

約数ペア:

[(1, 21004836), (2, 10502418), (3, 7001612), (4, 5251209), (6, 3500806), (12, 1750403), (79, 265884), (158, 132942), (237, 88628), (316, 66471), (474, 44314), (948, 22157)]