21434536

素因数分解:

$2^3\times {\mathrm{563}}^1\times {\mathrm{4759}}^1$

素因数の和:5328

約数の個数: 16

約数和(自身を含む): 40269600

約数和(自身を除く): 18835064

約数列:

[1, 2, 4, 8, 563, 1126, 2252, 4504, 4759, 9518, 19036, 38072, 2679317, 5358634, 10717268, 21434536]

約数ペア:

[(1, 21434536), (2, 10717268), (4, 5358634), (8, 2679317), (563, 38072), (1126, 19036), (2252, 9518), (4504, 4759)]