The factors of the number 121,252,131 are: 1, 3, 7, 9, 11, 13, 21, 33, 39, 43, 63, 77, 91, 99, 117, 129, 143, 231, 273, 301, 313, 387, 429, 473, 559, 693, 819, 903, 939, 1001, 1287, 1419, 1677, 2191, 2709, 2817, 3003, 3311, 3443, 3913, 4069, 4257, 5031, 6149, 6573, 9009, 9933, 10329, 11739, 12207, 13459, 18447, 19719, 24101, 28483, 29799, 30987, 35217, 36621, 40377, 43043, 44759, 55341, 72303, 85449, 94213, 121131, 129129, 134277, 148049, 174967, 216909, 256347, 282639, 313313, 387387, 402831, 444147, 524901, 847917, 939939, 1036343, 1224769, 1332441, 1574703, 1924637, 2819817, 3109029, 3674307, 5773911, 9327087, 11022921, 13472459, 17321733, 40417377, 121252131.
If you add them up, you will get the total of 121,252,251. Now subtract 121,252,131 to get 120,141,021