The factors of the number 8,343,648 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 37, 48, 54, 58, 72, 74, 81, 87, 96, 108, 111, 116, 144, 148, 162, 174, 216, 222, 232, 243, 261, 288, 296, 324, 333, 348, 432, 444, 464, 486, 522, 592, 648, 666, 696, 783, 864, 888, 928, 972, 999, 1044, 1073, 1184, 1296, 1332, 1392, 1566, 1776, 1944, 1998, 2088, 2146, 2349, 2592, 2664, 2784, 2997, 3132, 3219, 3552, 3888, 3996, 4176, 4292, 4698, 5328, 5994, 6264, 6438, 7047, 7776, 7992, 8352, 8584, 8991, 9396, 9657, 10656, 11988, 12528, 12876, 14094, 15984, 17168, 17982, 18792, 19314, 23976, 25056, 25752, 28188, 28971, 31968, 34336, 35964, 37584, 38628, 47952, 51504, 56376, 57942, 71928, 75168, 77256, 86913, 95904, 103008, 112752, 115884, 143856, 154512, 173826, 225504, 231768, 260739, 287712, 309024, 347652, 463536, 521478, 695304, 927072, 1042956, 1390608, 2085912, 2781216, 4171824, 8343648.
If you add them up, you will get the total of 26,142,480.