21706300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2819}}^1$

素因数の和:2851

約数の個数: 72

約数和(自身を含む): 58746240

約数和(自身を除く): 37039940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2819, 3850, 5638, 7700, 11276, 14095, 19733, 28190, 31009, 39466, 56380, 62018, 70475, 78932, 98665, 124036, 140950, 155045, 197330, 217063, 281900, 310090, 394660, 434126, 493325, 620180, 775225, 868252, 986650, 1085315, 1550450, 1973300, 2170630, 3100900, 4341260, 5426575, 10853150, 21706300]

約数ペア:

[(1, 21706300), (2, 10853150), (4, 5426575), (5, 4341260), (7, 3100900), (10, 2170630), (11, 1973300), (14, 1550450), (20, 1085315), (22, 986650), (25, 868252), (28, 775225), (35, 620180), (44, 493325), (50, 434126), (55, 394660), (70, 310090), (77, 281900), (100, 217063), (110, 197330), (140, 155045), (154, 140950), (175, 124036), (220, 98665), (275, 78932), (308, 70475), (350, 62018), (385, 56380), (550, 39466), (700, 31009), (770, 28190), (1100, 19733), (1540, 14095), (1925, 11276), (2819, 7700), (3850, 5638)]