21049021656

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:475

約数の個数: 288

約数和(自身を含む): 63636917760

約数和(自身を除く): 42587896104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 127, 156, 159, 169, 212, 234, 254, 257, 312, 318, 338, 381, 424, 468, 477, 507, 508, 514, 636, 676, 689, 762, 771, 936, 954, 1014, 1016, 1028, 1143, 1272, 1352, 1378, 1521, 1524, 1542, 1651, 1908, 2028, 2056, 2067, 2286, 2313, 2756, 3042, 3048, 3084, 3302, 3341, 3816, 4056, 4134, 4572, 4626, 4953, 5512, 6084, 6168, 6201, 6604, 6682, 6731, 8268, 8957, 9144, 9252, 9906, 10023, 12168, 12402, 13208, 13364, 13462, 13621, 14859, 16536, 17914, 18504, 19812, 20046, 20193, 21463, 24804, 26728, 26871, 26924, 27242, 29718, 30069, 32639, 35828, 39624, 40092, 40386, 40863, 42926, 43433, 49608, 53742, 53848, 54484, 59436, 60138, 60579, 64389, 65278, 71656, 80184, 80613, 80772, 81726, 85852, 86866, 87503, 97917, 107484, 108968, 118872, 120276, 121158, 122589, 128778, 130299, 130556, 161226, 161544, 163452, 171704, 173732, 175006, 177073, 193167, 195834, 214968, 240552, 242316, 245178, 257556, 260598, 261112, 262509, 293751, 322452, 326904, 347464, 350012, 354146, 386334, 390897, 391668, 424307, 484632, 490356, 515112, 521196, 525018, 531219, 587502, 644904, 700024, 708292, 772668, 781794, 783336, 787527, 848614, 980712, 1042392, 1050036, 1062438, 1137539, 1175004, 1272921, 1416584, 1545336, 1563588, 1575054, 1593657, 1697228, 1729867, 2100072, 2124876, 2275078, 2301949, 2350008, 2545842, 3127176, 3150108, 3187314, 3394456, 3412617, 3459734, 3818763, 4249752, 4550156, 4603898, 5091684, 5189601, 5515991, 6300216, 6374628, 6825234, 6905847, 6919468, 7637526, 9100312, 9207796, 10183368, 10237851, 10379202, 11031982, 12749256, 13650468, 13811694, 13838936, 15275052, 15568803, 16547973, 18415592, 20475702, 20717541, 20758404, 22063964, 22488271, 27300936, 27623388, 30550104, 31137606, 33095946, 40951404, 41435082, 41516808, 44127928, 44976542, 49643919, 55246776, 62275212, 66191892, 67464813, 81902808, 82870164, 89953084, 99287838, 124550424, 132383784, 134929626, 165740328, 179906168, 198575676, 202394439, 269859252, 292347523, 397151352, 404788878, 539718504, 584695046, 809577756, 877042569, 1169390092, 1619155512, 1754085138, 2338780184, 2631127707, 3508170276, 5262255414, 7016340552, 10524510828, 21049021656]

約数ペア:

[(1, 21049021656), (2, 10524510828), (3, 7016340552), (4, 5262255414), (6, 3508170276), (8, 2631127707), (9, 2338780184), (12, 1754085138), (13, 1619155512), (18, 1169390092), (24, 877042569), (26, 809577756), (36, 584695046), (39, 539718504), (52, 404788878), (53, 397151352), (72, 292347523), (78, 269859252), (104, 202394439), (106, 198575676), (117, 179906168), (127, 165740328), (156, 134929626), (159, 132383784), (169, 124550424), (212, 99287838), (234, 89953084), (254, 82870164), (257, 81902808), (312, 67464813), (318, 66191892), (338, 62275212), (381, 55246776), (424, 49643919), (468, 44976542), (477, 44127928), (507, 41516808), (508, 41435082), (514, 40951404), (636, 33095946), (676, 31137606), (689, 30550104), (762, 27623388), (771, 27300936), (936, 22488271), (954, 22063964), (1014, 20758404), (1016, 20717541), (1028, 20475702), (1143, 18415592), (1272, 16547973), (1352, 15568803), (1378, 15275052), (1521, 13838936), (1524, 13811694), (1542, 13650468), (1651, 12749256), (1908, 11031982), (2028, 10379202), (2056, 10237851), (2067, 10183368), (2286, 9207796), (2313, 9100312), (2756, 7637526), (3042, 6919468), (3048, 6905847), (3084, 6825234), (3302, 6374628), (3341, 6300216), (3816, 5515991), (4056, 5189601), (4134, 5091684), (4572, 4603898), (4626, 4550156), (4953, 4249752), (5512, 3818763), (6084, 3459734), (6168, 3412617), (6201, 3394456), (6604, 3187314), (6682, 3150108), (6731, 3127176), (8268, 2545842), (8957, 2350008), (9144, 2301949), (9252, 2275078), (9906, 2124876), (10023, 2100072), (12168, 1729867), (12402, 1697228), (13208, 1593657), (13364, 1575054), (13462, 1563588), (13621, 1545336), (14859, 1416584), (16536, 1272921), (17914, 1175004), (18504, 1137539), (19812, 1062438), (20046, 1050036), (20193, 1042392), (21463, 980712), (24804, 848614), (26728, 787527), (26871, 783336), (26924, 781794), (27242, 772668), (29718, 708292), (30069, 700024), (32639, 644904), (35828, 587502), (39624, 531219), (40092, 525018), (40386, 521196), (40863, 515112), (42926, 490356), (43433, 484632), (49608, 424307), (53742, 391668), (53848, 390897), (54484, 386334), (59436, 354146), (60138, 350012), (60579, 347464), (64389, 326904), (65278, 322452), (71656, 293751), (80184, 262509), (80613, 261112), (80772, 260598), (81726, 257556), (85852, 245178), (86866, 242316), (87503, 240552), (97917, 214968), (107484, 195834), (108968, 193167), (118872, 177073), (120276, 175006), (121158, 173732), (122589, 171704), (128778, 163452), (130299, 161544), (130556, 161226)]