21602104

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 43161120

約数和(自身を除く): 21559016

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 193, 386, 772, 823, 1544, 1646, 3281, 3292, 6562, 6584, 13124, 13991, 26248, 27982, 55964, 111928, 158839, 317678, 635356, 1270712, 2700263, 5400526, 10801052, 21602104]

約数ペア:

[(1, 21602104), (2, 10801052), (4, 5400526), (8, 2700263), (17, 1270712), (34, 635356), (68, 317678), (136, 158839), (193, 111928), (386, 55964), (772, 27982), (823, 26248), (1544, 13991), (1646, 13124), (3281, 6584), (3292, 6562)]