21188300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30269}}^1$

素因数の和:30290

約数の個数: 36

約数和(自身を含む): 52548720

約数和(自身を除く): 31360420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30269, 60538, 121076, 151345, 211883, 302690, 423766, 605380, 756725, 847532, 1059415, 1513450, 2118830, 3026900, 4237660, 5297075, 10594150, 21188300]

約数ペア:

[(1, 21188300), (2, 10594150), (4, 5297075), (5, 4237660), (7, 3026900), (10, 2118830), (14, 1513450), (20, 1059415), (25, 847532), (28, 756725), (35, 605380), (50, 423766), (70, 302690), (100, 211883), (140, 151345), (175, 121076), (350, 60538), (700, 30269)]