51686418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1230629}}^1$

素因数の和:1230641

約数の個数: 16

約数和(自身を含む): 118140480

約数和(自身を除く): 66454062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1230629, 2461258, 3691887, 7383774, 8614403, 17228806, 25843209, 51686418]

約数ペア:

[(1, 51686418), (2, 25843209), (3, 17228806), (6, 8614403), (7, 7383774), (14, 3691887), (21, 2461258), (42, 1230629)]