21321650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{60919}}^1$

素因数の和:60938

約数の個数: 24

約数和(自身を含む): 45324480

約数和(自身を除く): 24002830

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 60919, 121838, 304595, 426433, 609190, 852866, 1522975, 2132165, 3045950, 4264330, 10660825, 21321650]

約数ペア:

[(1, 21321650), (2, 10660825), (5, 4264330), (7, 3045950), (10, 2132165), (14, 1522975), (25, 852866), (35, 609190), (50, 426433), (70, 304595), (175, 121838), (350, 60919)]