21536701210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{199211}}^1$

素因数の和:199806

約数の個数: 32

約数和(自身を含む): 40878302400

約数和(自身を除く): 19341601190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 569, 1138, 2845, 5690, 10811, 21622, 54055, 108110, 199211, 398422, 996055, 1992110, 3785009, 7570018, 18925045, 37850090, 113351059, 226702118, 566755295, 1133510590, 2153670121, 4307340242, 10768350605, 21536701210]

約数ペア:

[(1, 21536701210), (2, 10768350605), (5, 4307340242), (10, 2153670121), (19, 1133510590), (38, 566755295), (95, 226702118), (190, 113351059), (569, 37850090), (1138, 18925045), (2845, 7570018), (5690, 3785009), (10811, 1992110), (21622, 996055), (54055, 398422), (108110, 199211)]