21796958

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:956

約数の個数: 24

約数和(自身を含む): 35580072

約数和(自身を除く): 13783114

約数列:

[1, 2, 17, 34, 43, 86, 289, 578, 731, 877, 1462, 1754, 12427, 14909, 24854, 29818, 37711, 75422, 253453, 506906, 641087, 1282174, 10898479, 21796958]

約数ペア:

[(1, 21796958), (2, 10898479), (17, 1282174), (34, 641087), (43, 506906), (86, 253453), (289, 75422), (578, 37711), (731, 29818), (877, 24854), (1462, 14909), (1754, 12427)]