The factors of the number 2,121,210 are: 1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 37, 39, 42, 45, 49, 63, 65, 70, 74, 78, 90, 91, 98, 105, 111, 117, 126, 130, 147, 182, 185, 195, 210, 222, 234, 245, 259, 273, 294, 315, 333, 370, 390, 441, 455, 481, 490, 518, 546, 555, 585, 630, 637, 666, 735, 777, 819, 882, 910, 962, 1110, 1170, 1274, 1295, 1365, 1443, 1470, 1554, 1638, 1665, 1813, 1911, 2205, 2331, 2405, 2590, 2730, 2886, 3185, 3330, 3367, 3626, 3822, 3885, 4095, 4329, 4410, 4662, 4810, 5439, 5733, 6370, 6734, 7215, 7770, 8190, 8658, 9065, 9555, 10101, 10878, 11466, 11655, 14430, 16317, 16835, 18130, 19110, 20202, 21645, 23310, 23569, 27195, 28665, 30303, 32634, 33670, 43290, 47138, 50505, 54390, 57330, 60606, 70707, 81585, 101010, 117845, 141414, 151515, 163170, 212121, 235690, 303030, 353535, 424242, 707070, 1060605, 2121210.
If you add them up, you will get the total of 7,095,816.