21797300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31139}}^1$

素因数の和:31160

約数の個数: 36

約数和(自身を含む): 54059040

約数和(自身を除く): 32261740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 31139, 62278, 124556, 155695, 217973, 311390, 435946, 622780, 778475, 871892, 1089865, 1556950, 2179730, 3113900, 4359460, 5449325, 10898650, 21797300]

約数ペア:

[(1, 21797300), (2, 10898650), (4, 5449325), (5, 4359460), (7, 3113900), (10, 2179730), (14, 1556950), (20, 1089865), (25, 871892), (28, 778475), (35, 622780), (50, 435946), (70, 311390), (100, 217973), (140, 155695), (175, 124556), (350, 62278), (700, 31139)]