The factors of the number 888,888 are: 1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 37, 39, 42, 44, 52, 56, 66, 74, 77, 78, 84, 88, 91, 104, 111, 132, 143, 148, 154, 156, 168, 182, 222, 231, 259, 264, 273, 286, 296, 308, 312, 364, 407, 429, 444, 462, 481, 518, 546, 572, 616, 728, 777, 814, 858, 888, 924, 962, 1001, 1036, 1092, 1144, 1221, 1443, 1554, 1628, 1716, 1848, 1924, 2002, 2072, 2184, 2442, 2849, 2886, 3003, 3108, 3256, 3367, 3432, 3848, 4004, 4884, 5291, 5698, 5772, 6006, 6216, 6734, 8008, 8547, 9768, 10101, 10582, 11396, 11544, 12012, 13468, 15873, 17094, 20202, 21164, 22792, 24024, 26936, 31746, 34188, 37037, 40404, 42328, 63492, 68376, 74074, 80808, 111111, 126984, 148148, 222222, 296296, 444444, 888888.
If you add them up, you will get the total of 888,890. Now subtract 888,888 to get 2,175,432