21040237584

素因数分解:

$2^4\times 3^2\times {\mathrm{101}}^1\times {\mathrm{761}}^1\times {\mathrm{1901}}^1$

素因数の和:2777

約数の個数: 120

約数和(自身を含む): 59575912344

約数和(自身を除く): 38535674760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 101, 144, 202, 303, 404, 606, 761, 808, 909, 1212, 1522, 1616, 1818, 1901, 2283, 2424, 3044, 3636, 3802, 4566, 4848, 5703, 6088, 6849, 7272, 7604, 9132, 11406, 12176, 13698, 14544, 15208, 17109, 18264, 22812, 27396, 30416, 34218, 36528, 45624, 54792, 68436, 76861, 91248, 109584, 136872, 153722, 192001, 230583, 273744, 307444, 384002, 461166, 576003, 614888, 691749, 768004, 922332, 1152006, 1229776, 1383498, 1446661, 1536008, 1728009, 1844664, 2304012, 2766996, 2893322, 3072016, 3456018, 3689328, 4339983, 4608024, 5533992, 5786644, 6912036, 8679966, 9216048, 11067984, 11573288, 13019949, 13824072, 17359932, 23146576, 26039898, 27648144, 34719864, 52079796, 69439728, 104159592, 146112761, 208319184, 292225522, 438338283, 584451044, 876676566, 1168902088, 1315014849, 1753353132, 2337804176, 2630029698, 3506706264, 5260059396, 7013412528, 10520118792, 21040237584]

約数ペア:

[(1, 21040237584), (2, 10520118792), (3, 7013412528), (4, 5260059396), (6, 3506706264), (8, 2630029698), (9, 2337804176), (12, 1753353132), (16, 1315014849), (18, 1168902088), (24, 876676566), (36, 584451044), (48, 438338283), (72, 292225522), (101, 208319184), (144, 146112761), (202, 104159592), (303, 69439728), (404, 52079796), (606, 34719864), (761, 27648144), (808, 26039898), (909, 23146576), (1212, 17359932), (1522, 13824072), (1616, 13019949), (1818, 11573288), (1901, 11067984), (2283, 9216048), (2424, 8679966), (3044, 6912036), (3636, 5786644), (3802, 5533992), (4566, 4608024), (4848, 4339983), (5703, 3689328), (6088, 3456018), (6849, 3072016), (7272, 2893322), (7604, 2766996), (9132, 2304012), (11406, 1844664), (12176, 1728009), (13698, 1536008), (14544, 1446661), (15208, 1383498), (17109, 1229776), (18264, 1152006), (22812, 922332), (27396, 768004), (30416, 691749), (34218, 614888), (36528, 576003), (45624, 461166), (54792, 384002), (68436, 307444), (76861, 273744), (91248, 230583), (109584, 192001), (136872, 153722)]