21000471500

素因数分解:

$2^2\times 5^3\times {\mathrm{42000943}}^1$

素因数の和:42000962

約数の個数: 24

約数和(自身を含む): 45865030848

約数和(自身を除く): 24864559348

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 42000943, 84001886, 168003772, 210004715, 420009430, 840018860, 1050023575, 2100047150, 4200094300, 5250117875, 10500235750, 21000471500]

約数ペア:

[(1, 21000471500), (2, 10500235750), (4, 5250117875), (5, 4200094300), (10, 2100047150), (20, 1050023575), (25, 840018860), (50, 420009430), (100, 210004715), (125, 168003772), (250, 84001886), (500, 42000943)]