21277000

素因数分解:

$2^3\times 5^3\times {\mathrm{21277}}^1$

素因数の和:21298

約数の個数: 32

約数和(自身を含む): 49790520

約数和(自身を除く): 28513520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 21277, 42554, 85108, 106385, 170216, 212770, 425540, 531925, 851080, 1063850, 2127700, 2659625, 4255400, 5319250, 10638500, 21277000]

約数ペア:

[(1, 21277000), (2, 10638500), (4, 5319250), (5, 4255400), (8, 2659625), (10, 2127700), (20, 1063850), (25, 851080), (40, 531925), (50, 425540), (100, 212770), (125, 170216), (200, 106385), (250, 85108), (500, 42554), (1000, 21277)]