21716324

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33721}}^1$

素因数の和:33755

約数の個数: 24

約数和(自身を含む): 45322368

約数和(自身を除く): 23606044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33721, 67442, 134884, 236047, 472094, 775583, 944188, 1551166, 3102332, 5429081, 10858162, 21716324]

約数ペア:

[(1, 21716324), (2, 10858162), (4, 5429081), (7, 3102332), (14, 1551166), (23, 944188), (28, 775583), (46, 472094), (92, 236047), (161, 134884), (322, 67442), (644, 33721)]