21892376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1289}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 45046800

約数和(自身を除く): 23154424

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 193, 386, 772, 1289, 1544, 2123, 2578, 4246, 5156, 8492, 10312, 14179, 16984, 28358, 56716, 113432, 248777, 497554, 995108, 1990216, 2736547, 5473094, 10946188, 21892376]

約数ペア:

[(1, 21892376), (2, 10946188), (4, 5473094), (8, 2736547), (11, 1990216), (22, 995108), (44, 497554), (88, 248777), (193, 113432), (386, 56716), (772, 28358), (1289, 16984), (1544, 14179), (2123, 10312), (2578, 8492), (4246, 5156)]