42357021

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6701}}^1$

素因数の和:6761

約数の個数: 24

約数和(自身を含む): 67234464

約数和(自身を除く): 24877443

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 6701, 20103, 46907, 140721, 288143, 328349, 864429, 985047, 2017001, 6051003, 14119007, 42357021]

約数ペア:

[(1, 42357021), (3, 14119007), (7, 6051003), (21, 2017001), (43, 985047), (49, 864429), (129, 328349), (147, 288143), (301, 140721), (903, 46907), (2107, 20103), (6321, 6701)]