21373096

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{19501}}^1$

素因数の和:19644

約数の個数: 16

約数和(自身を含む): 40369140

約数和(自身を除く): 18996044

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 19501, 39002, 78004, 156008, 2671637, 5343274, 10686548, 21373096]

約数ペア:

[(1, 21373096), (2, 10686548), (4, 5343274), (8, 2671637), (137, 156008), (274, 78004), (548, 39002), (1096, 19501)]