2191009968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{21521}}^1$

素因数の和:21643

約数の個数: 120

約数和(自身を含む): 7077466656

約数和(自身を除く): 4886456688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 101, 112, 126, 144, 168, 202, 252, 303, 336, 404, 504, 606, 707, 808, 909, 1008, 1212, 1414, 1616, 1818, 2121, 2424, 2828, 3636, 4242, 4848, 5656, 6363, 7272, 8484, 11312, 12726, 14544, 16968, 21521, 25452, 33936, 43042, 50904, 64563, 86084, 101808, 129126, 150647, 172168, 193689, 258252, 301294, 344336, 387378, 451941, 516504, 602588, 774756, 903882, 1033008, 1205176, 1355823, 1549512, 1807764, 2173621, 2410352, 2711646, 3099024, 3615528, 4347242, 5423292, 6520863, 7231056, 8694484, 10846584, 13041726, 15215347, 17388968, 19562589, 21693168, 26083452, 30430694, 34777936, 39125178, 45646041, 52166904, 60861388, 78250356, 91292082, 104333808, 121722776, 136938123, 156500712, 182584164, 243445552, 273876246, 313001424, 365168328, 547752492, 730336656, 1095504984, 2191009968]

約数ペア:

[(1, 2191009968), (2, 1095504984), (3, 730336656), (4, 547752492), (6, 365168328), (7, 313001424), (8, 273876246), (9, 243445552), (12, 182584164), (14, 156500712), (16, 136938123), (18, 121722776), (21, 104333808), (24, 91292082), (28, 78250356), (36, 60861388), (42, 52166904), (48, 45646041), (56, 39125178), (63, 34777936), (72, 30430694), (84, 26083452), (101, 21693168), (112, 19562589), (126, 17388968), (144, 15215347), (168, 13041726), (202, 10846584), (252, 8694484), (303, 7231056), (336, 6520863), (404, 5423292), (504, 4347242), (606, 3615528), (707, 3099024), (808, 2711646), (909, 2410352), (1008, 2173621), (1212, 1807764), (1414, 1549512), (1616, 1355823), (1818, 1205176), (2121, 1033008), (2424, 903882), (2828, 774756), (3636, 602588), (4242, 516504), (4848, 451941), (5656, 387378), (6363, 344336), (7272, 301294), (8484, 258252), (11312, 193689), (12726, 172168), (14544, 150647), (16968, 129126), (21521, 101808), (25452, 86084), (33936, 64563), (43042, 50904)]