21281330983696

素因数分解:

$2^4\times 7^1\times {\mathrm{2729}}^1\times {\mathrm{3229}}^1\times {\mathrm{21563}}^1$

素因数の和:27536

約数の個数: 80

約数和(自身を含む): 47157000508800

約数和(自身を除く): 25875669525104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2729, 3229, 5458, 6458, 10916, 12916, 19103, 21563, 21832, 22603, 25832, 38206, 43126, 43664, 45206, 51664, 76412, 86252, 90412, 150941, 152824, 172504, 180824, 301882, 305648, 345008, 361648, 603764, 1207528, 2415056, 8811941, 17623882, 35247764, 58845427, 61683587, 69626927, 70495528, 117690854, 123367174, 139253854, 140991056, 235381708, 246734348, 278507708, 411917989, 470763416, 487388489, 493468696, 557015416, 823835978, 941526832, 974776978, 986937392, 1114030832, 1647671956, 1949553956, 3295343912, 3899107912, 6590687824, 7798215824, 190011883783, 380023767566, 760047535132, 1330083186481, 1520095070264, 2660166372962, 3040190140528, 5320332745924, 10640665491848, 21281330983696]

約数ペア:

[(1, 21281330983696), (2, 10640665491848), (4, 5320332745924), (7, 3040190140528), (8, 2660166372962), (14, 1520095070264), (16, 1330083186481), (28, 760047535132), (56, 380023767566), (112, 190011883783), (2729, 7798215824), (3229, 6590687824), (5458, 3899107912), (6458, 3295343912), (10916, 1949553956), (12916, 1647671956), (19103, 1114030832), (21563, 986937392), (21832, 974776978), (22603, 941526832), (25832, 823835978), (38206, 557015416), (43126, 493468696), (43664, 487388489), (45206, 470763416), (51664, 411917989), (76412, 278507708), (86252, 246734348), (90412, 235381708), (150941, 140991056), (152824, 139253854), (172504, 123367174), (180824, 117690854), (301882, 70495528), (305648, 69626927), (345008, 61683587), (361648, 58845427), (603764, 35247764), (1207528, 17623882), (2415056, 8811941)]