21052712

素因数分解:

$2^3\times {\mathrm{449}}^1\times {\mathrm{5861}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 39568500

約数和(自身を除く): 18515788

約数列:

[1, 2, 4, 8, 449, 898, 1796, 3592, 5861, 11722, 23444, 46888, 2631589, 5263178, 10526356, 21052712]

約数ペア:

[(1, 21052712), (2, 10526356), (4, 5263178), (8, 2631589), (449, 46888), (898, 23444), (1796, 11722), (3592, 5861)]