The factors of the number 5,951,880 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 167, 180, 198, 216, 220, 264, 270, 297, 324, 330, 334, 360, 396, 405, 440, 495, 501, 540, 594, 648, 660, 668, 792, 810, 835, 891, 990, 1002, 1080, 1188, 1320, 1336, 1485, 1503, 1620, 1670, 1782, 1837, 1980, 2004, 2376, 2505, 2970, 3006, 3240, 3340, 3564, 3674, 3960, 4008, 4455, 4509, 5010, 5511, 5940, 6012, 6680, 7128, 7348, 7515, 8910, 9018, 9185, 10020, 11022, 11880, 12024, 13527, 14696, 15030, 16533, 17820, 18036, 18370, 20040, 22044, 22545, 27054, 27555, 30060, 33066, 35640, 36072, 36740, 44088, 45090, 49599, 54108, 55110, 60120, 66132, 67635, 73480, 82665, 90180, 99198, 108216, 110220, 132264, 135270, 148797, 165330, 180360, 198396, 220440, 247995, 270540, 297594, 330660, 396792, 495990, 541080, 595188, 661320, 743985, 991980, 1190376, 1487970, 1983960, 2975940, 5951880.
If you add them up, you will get the total of 21,954,240.