21000453616

素因数分解:

$2^4\times {\mathrm{1312528351}}^1$

素因数の和:1312528359

約数の個数: 10

約数和(自身を含む): 40688378912

約数和(自身を除く): 19687925296

約数列:

[1, 2, 4, 8, 16, 1312528351, 2625056702, 5250113404, 10500226808, 21000453616]

約数ペア:

[(1, 21000453616), (2, 10500226808), (4, 5250113404), (8, 2625056702), (16, 1312528351)]