21571096

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{158611}}^1$

素因数の和:158634

約数の個数: 16

約数和(自身を含む): 42825240

約数和(自身を除く): 21254144

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 158611, 317222, 634444, 1268888, 2696387, 5392774, 10785548, 21571096]

約数ペア:

[(1, 21571096), (2, 10785548), (4, 5392774), (8, 2696387), (17, 1268888), (34, 634444), (68, 317222), (136, 158611)]