21097300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30139}}^1$

素因数の和:30160

約数の個数: 36

約数和(自身を含む): 52323040

約数和(自身を除く): 31225740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30139, 60278, 120556, 150695, 210973, 301390, 421946, 602780, 753475, 843892, 1054865, 1506950, 2109730, 3013900, 4219460, 5274325, 10548650, 21097300]

約数ペア:

[(1, 21097300), (2, 10548650), (4, 5274325), (5, 4219460), (7, 3013900), (10, 2109730), (14, 1506950), (20, 1054865), (25, 843892), (28, 753475), (35, 602780), (50, 421946), (70, 301390), (100, 210973), (140, 150695), (175, 120556), (350, 60278), (700, 30139)]