21959456

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{5009}}^1$

素因数の和:5156

約数の個数: 24

約数和(自身を含む): 43556940

約数和(自身を除く): 21597484

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 5009, 10018, 20036, 40072, 80144, 160288, 686233, 1372466, 2744932, 5489864, 10979728, 21959456]

約数ペア:

[(1, 21959456), (2, 10979728), (4, 5489864), (8, 2744932), (16, 1372466), (32, 686233), (137, 160288), (274, 80144), (548, 40072), (1096, 20036), (2192, 10018), (4384, 5009)]