The factors of the number 6,846,672 are: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 49, 56, 71, 82, 84, 98, 112, 123, 142, 147, 164, 168, 196, 213, 246, 284, 287, 294, 328, 336, 392, 426, 492, 497, 568, 574, 588, 656, 784, 852, 861, 984, 994, 1136, 1148, 1176, 1491, 1704, 1722, 1968, 1988, 2009, 2296, 2352, 2911, 2982, 3408, 3444, 3479, 3976, 4018, 4592, 5822, 5964, 6027, 6888, 6958, 7952, 8036, 8733, 10437, 11644, 11928, 12054, 13776, 13916, 16072, 17466, 20377, 20874, 23288, 23856, 24108, 27832, 32144, 34932, 40754, 41748, 46576, 48216, 55664, 61131, 69864, 81508, 83496, 96432, 122262, 139728, 142639, 163016, 166992, 244524, 285278, 326032, 427917, 489048, 570556, 855834, 978096, 1141112, 1711668, 2282224, 3423336, 6846672.
If you add them up, you will get the total of 21,373,632.