21800950

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{9277}}^1$

素因数の和:9336

約数の個数: 24

約数和(自身を含む): 41416992

約数和(自身を除く): 19616042

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 9277, 18554, 46385, 92770, 231925, 436019, 463850, 872038, 2180095, 4360190, 10900475, 21800950]

約数ペア:

[(1, 21800950), (2, 10900475), (5, 4360190), (10, 2180095), (25, 872038), (47, 463850), (50, 436019), (94, 231925), (235, 92770), (470, 46385), (1175, 18554), (2350, 9277)]