The factors of the number 7,473,744 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 43, 48, 51, 68, 71, 72, 86, 102, 129, 136, 142, 144, 153, 172, 204, 213, 258, 272, 284, 306, 344, 387, 408, 426, 516, 568, 612, 639, 688, 731, 774, 816, 852, 1032, 1136, 1207, 1224, 1278, 1462, 1548, 1704, 2064, 2193, 2414, 2448, 2556, 2924, 3053, 3096, 3408, 3621, 4386, 4828, 5112, 5848, 6106, 6192, 6579, 7242, 8772, 9159, 9656, 10224, 10863, 11696, 12212, 13158, 14484, 17544, 18318, 19312, 21726, 24424, 26316, 27477, 28968, 35088, 36636, 43452, 48848, 51901, 52632, 54954, 57936, 73272, 86904, 103802, 105264, 109908, 146544, 155703, 173808, 207604, 219816, 311406, 415208, 439632, 467109, 622812, 830416, 934218, 1245624, 1868436, 2491248, 3736872, 7473744.
If you add them up, you will get the total of 22,980,672.