The multiples of 28 are:
28, 56, 84, 112, 140, 168, 196, 224, 252, 280, 308, 336, 364, 392, 420, 448, 476, 504, 532, 560, 588, 616, 644, 672, 700, 728, 756, 784, 812, 840, 868, 896, 924, 952, 980, 1008, 1036, 1064, 1092, 1120, 1148, 1176, 1204, 1232, 1260, 1288, 1316, 1344, 1372, 1400, 1428, 1456, 1484, 1512, 1540, 1568, 1596, 1624, 1652, 1680, 1708, 1736, 1764, 1792, 1820, 1848, 1876, 1904, 1932, 1960, 1988, 2016, 2044, 2072, 2100, 2128, 2156, 2184, 2212, 2240, 2268, 2296, 2324, 2352, 2380, 2408, 2436, 2464, 2492, 2520, 2548, 2576, 2604, 2632, 2660, 2688, 2716, 2744, 2772, 2800, ...
The multiples of 35 are:
35, 70, 105, 140, 175, 210, 245, 280, 315, 350, 385, 420, 455, 490, 525, 560, 595, 630, 665, 700, 735, 770, 805, 840, 875, 910, 945, 980, 1015, 1050, 1085, 1120, 1155, 1190, 1225, 1260, 1295, 1330, 1365, 1400, 1435, 1470, 1505, 1540, 1575, 1610, 1645, 1680, 1715, 1750, 1785, 1820, 1855, 1890, 1925, 1960, 1995, 2030, 2065, 2100, 2135, 2170, 2205, 2240, 2275, 2310, 2345, 2380, 2415, 2450, 2485, 2520, 2555, 2590, 2625, 2660, 2695, 2730, 2765, 2800, 2835, 2870, 2905, 2940, 2975, 3010, 3045, 3080, 3115, 3150, 3185, 3220, 3255, 3290, 3325, 3360, 3395, 3430, 3465, 3500, ...
And the common multiples of 28 and 35 are:
140, 280, 420, 560, 700, 840, 980, 1120, 1260, 1400, 1540, 1680, 1820, 1960, 2100, 2240, 2380, 2520, 2660, 2800, 2940, 3080, 3220, 3360, 3500, 3640, 3780, 3920, 4060, 4200, 4340, 4480, 4620, 4760, 4900, 5040, 5180, 5320, 5460, 5600, 5740, 5880, 6020, 6160, 6300, 6440, 6580, 6720, 6860, 7000, 7140, 7280, 7420, 7560, 7700, 7840, 7980, 8120, 8260, 8400, 8540, 8680, 8820, 8960, 9100, 9240, 9380, 9520, 9660, 9800, 9940, 10080, 10220, 10360, 10500, 10640, 10780, 10920, 11060, 11200, 11340, 11480, 11620, 11760, 11900, 12040, 12180, 12320, 12460, 12600, 12740, 12880, 13020, 13160, 13300, 13440, 13580, 13720, 13860, 14000, ...
7, 14, 21, 28, 35, 42, 49
28, 35, 42, 49, 56
The multiples of 6 are 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, and so on The multiples of 7 are 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, and so on The common multiples of 6 and 7 are 42, 84, 126 and so on.
The factors of 7 are 1 and 7. Neither of them are multiples of 42. Put the other way, 7, 14, 21 and 42 are multiples of 7 that are factors of 42.
They are: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91 and 98.
35, 42, 49
14 21 28 35 42
There are four such numbers: 35, 42, 49 and 56.
6 multiples of 7 are: 14, 21, 28, 35, 42, and 49
21, 28, 35, 42, 49
The first 6 multiples of 7 are: 7, 14, 21, 28, 35, and 42.
The multiples of 7 are 7, 14, 21, 28, 35, 42, etc.The multiples of 14 are 14, 28, 42, etc.The multiples of 21 are 21, 42, etc.The least common multiple (LCM) of 7, 14, and 21 is 42
7, 14, 21, 28, 35, 42
7, 14, 21, 28, 35, 42
14, 21, 28, 35, 42, 49, 56, 63 . . .
They are: 21, 28, 35, 42 and 49
21, 28, 35, 42, 49