21332710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7433}}^1$

素因数の和:7488

約数の個数: 32

約数和(自身を含む): 44960832

約数和(自身を除く): 23628122

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 7433, 14866, 37165, 52031, 74330, 104062, 260155, 304753, 520310, 609506, 1523765, 2133271, 3047530, 4266542, 10666355, 21332710]

約数ペア:

[(1, 21332710), (2, 10666355), (5, 4266542), (7, 3047530), (10, 2133271), (14, 1523765), (35, 609506), (41, 520310), (70, 304753), (82, 260155), (205, 104062), (287, 74330), (410, 52031), (574, 37165), (1435, 14866), (2870, 7433)]