The factors of the number 21,874,176 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 101, 128, 141, 144, 188, 192, 202, 256, 282, 288, 303, 376, 384, 404, 423, 512, 564, 576, 606, 752, 768, 808, 846, 909, 1128, 1152, 1212, 1504, 1536, 1616, 1692, 1818, 2256, 2304, 2424, 3008, 3232, 3384, 3636, 4512, 4608, 4747, 4848, 6016, 6464, 6768, 7272, 9024, 9494, 9696, 12032, 12928, 13536, 14241, 14544, 18048, 18988, 19392, 24064, 25856, 27072, 28482, 29088, 36096, 37976, 38784, 42723, 51712, 54144, 56964, 58176, 72192, 75952, 77568, 85446, 108288, 113928, 116352, 151904, 155136, 170892, 216576, 227856, 232704, 303808, 341784, 455712, 465408, 607616, 683568, 911424, 1215232, 1367136, 1822848, 2430464, 2734272, 3645696, 5468544, 7291392, 10937088, 21874176.
If you add them up, you will get the total of 65,111,904.