The factors of the number 16,601,340 are: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 47, 58, 60, 70, 84, 87, 94, 105, 116, 140, 141, 145, 174, 188, 203, 210, 235, 282, 290, 329, 348, 406, 420, 435, 470, 564, 580, 609, 658, 705, 812, 841, 870, 940, 987, 1015, 1218, 1316, 1363, 1410, 1645, 1682, 1740, 1974, 2030, 2436, 2523, 2726, 2820, 3045, 3290, 3364, 3948, 4060, 4089, 4205, 4935, 5046, 5452, 5887, 6090, 6580, 6815, 8178, 8410, 9541, 9870, 10092, 11774, 12180, 12615, 13630, 16356, 16820, 17661, 19082, 19740, 20445, 23548, 25230, 27260, 28623, 29435, 35322, 38164, 39527, 40890, 47705, 50460, 57246, 58870, 70644, 79054, 81780, 88305, 95410, 114492, 117740, 118581, 143115, 158108, 176610, 190820, 197635, 237162, 276689, 286230, 353220, 395270, 474324, 553378, 572460, 592905, 790540, 830067, 1106756, 1185810, 1383445, 1660134, 2371620, 2766890, 3320268, 4150335, 5533780, 8300670, 16601340.
If you add them up, you will get the total of 56,189,952.