21252994792

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{1933}}^1\times {\mathrm{7121}}^1$

素因数の和:9253

約数の個数: 32

約数和(自身を含む): 40082188680

約数和(自身を除く): 18829193888

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 1933, 3866, 7121, 7732, 14242, 15464, 28484, 56968, 373069, 746138, 1374353, 1492276, 2748706, 2984552, 5497412, 10994824, 13764893, 27529786, 55059572, 110119144, 2656624349, 5313248698, 10626497396, 21252994792]

約数ペア:

[(1, 21252994792), (2, 10626497396), (4, 5313248698), (8, 2656624349), (193, 110119144), (386, 55059572), (772, 27529786), (1544, 13764893), (1933, 10994824), (3866, 5497412), (7121, 2984552), (7732, 2748706), (14242, 1492276), (15464, 1374353), (28484, 746138), (56968, 373069)]