21147576

素因数分解:

$2^3\times 3^1\times {\mathrm{853}}^1\times {\mathrm{1033}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 52982160

約数和(自身を除く): 31834584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 853, 1033, 1706, 2066, 2559, 3099, 3412, 4132, 5118, 6198, 6824, 8264, 10236, 12396, 20472, 24792, 881149, 1762298, 2643447, 3524596, 5286894, 7049192, 10573788, 21147576]

約数ペア:

[(1, 21147576), (2, 10573788), (3, 7049192), (4, 5286894), (6, 3524596), (8, 2643447), (12, 1762298), (24, 881149), (853, 24792), (1033, 20472), (1706, 12396), (2066, 10236), (2559, 8264), (3099, 6824), (3412, 6198), (4132, 5118)]