21000739228

素因数分解:

$2^2\times 7^1\times {\mathrm{859}}^1\times {\mathrm{873139}}^1$

素因数の和:874009

約数の個数: 24

約数和(自身を含む): 42050422400

約数和(自身を除く): 21049683172

約数列:

[1, 2, 4, 7, 14, 28, 859, 1718, 3436, 6013, 12026, 24052, 873139, 1746278, 3492556, 6111973, 12223946, 24447892, 750026401, 1500052802, 3000105604, 5250184807, 10500369614, 21000739228]

約数ペア:

[(1, 21000739228), (2, 10500369614), (4, 5250184807), (7, 3000105604), (14, 1500052802), (28, 750026401), (859, 24447892), (1718, 12223946), (3436, 6111973), (6013, 3492556), (12026, 1746278), (24052, 873139)]