21272127768

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:631

約数の個数: 256

約数和(自身を含む): 63467712000

約数和(自身を除く): 42195584232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 83, 108, 114, 152, 166, 171, 197, 216, 228, 249, 317, 332, 342, 394, 456, 498, 513, 591, 634, 664, 684, 747, 788, 951, 996, 1026, 1182, 1268, 1368, 1494, 1576, 1577, 1773, 1902, 1992, 2052, 2241, 2364, 2536, 2853, 2988, 3154, 3546, 3743, 3804, 4104, 4482, 4728, 4731, 5319, 5706, 5976, 6023, 6308, 7092, 7486, 7608, 8559, 8964, 9462, 10638, 11229, 11412, 12046, 12616, 14184, 14193, 14972, 16351, 17118, 17928, 18069, 18924, 21276, 22458, 22824, 24092, 26311, 28386, 29944, 32702, 33687, 34236, 36138, 37848, 42552, 42579, 44916, 48184, 49053, 52622, 54207, 56772, 62449, 65404, 67374, 68472, 72276, 78933, 85158, 89832, 98106, 101061, 105244, 108414, 113544, 124898, 130808, 134748, 144552, 147159, 157866, 162621, 170316, 187347, 196212, 202122, 210488, 216828, 236799, 249796, 269496, 294318, 310669, 315732, 325242, 340632, 374694, 392424, 404244, 433656, 441477, 473598, 499592, 499909, 562041, 588636, 621338, 631464, 650484, 710397, 749388, 808488, 882954, 932007, 947196, 999818, 1124082, 1177272, 1186531, 1242676, 1300968, 1420794, 1498776, 1499727, 1686123, 1765908, 1864014, 1894392, 1999636, 2248164, 2373062, 2485352, 2796021, 2841588, 2999454, 3372246, 3531816, 3559593, 3728028, 3999272, 4496328, 4499181, 4746124, 5183267, 5592042, 5683176, 5998908, 6744492, 7119186, 7456056, 8388063, 8998362, 9492248, 10366534, 10678779, 11184084, 11997816, 13488984, 13497543, 14238372, 15549801, 16776126, 17996724, 20733068, 21357558, 22368168, 26995086, 28476744, 31099602, 32036337, 33552252, 35993448, 41466136, 42715116, 46649403, 53990172, 62199204, 64072674, 67104504, 85430232, 93298806, 98482073, 107980344, 124398408, 128145348, 139948209, 186597612, 196964146, 256290696, 279896418, 295446219, 373195224, 393928292, 559792836, 590892438, 787856584, 886338657, 1119585672, 1181784876, 1772677314, 2363569752, 2659015971, 3545354628, 5318031942, 7090709256, 10636063884, 21272127768]

約数ペア:

[(1, 21272127768), (2, 10636063884), (3, 7090709256), (4, 5318031942), (6, 3545354628), (8, 2659015971), (9, 2363569752), (12, 1772677314), (18, 1181784876), (19, 1119585672), (24, 886338657), (27, 787856584), (36, 590892438), (38, 559792836), (54, 393928292), (57, 373195224), (72, 295446219), (76, 279896418), (83, 256290696), (108, 196964146), (114, 186597612), (152, 139948209), (166, 128145348), (171, 124398408), (197, 107980344), (216, 98482073), (228, 93298806), (249, 85430232), (317, 67104504), (332, 64072674), (342, 62199204), (394, 53990172), (456, 46649403), (498, 42715116), (513, 41466136), (591, 35993448), (634, 33552252), (664, 32036337), (684, 31099602), (747, 28476744), (788, 26995086), (951, 22368168), (996, 21357558), (1026, 20733068), (1182, 17996724), (1268, 16776126), (1368, 15549801), (1494, 14238372), (1576, 13497543), (1577, 13488984), (1773, 11997816), (1902, 11184084), (1992, 10678779), (2052, 10366534), (2241, 9492248), (2364, 8998362), (2536, 8388063), (2853, 7456056), (2988, 7119186), (3154, 6744492), (3546, 5998908), (3743, 5683176), (3804, 5592042), (4104, 5183267), (4482, 4746124), (4728, 4499181), (4731, 4496328), (5319, 3999272), (5706, 3728028), (5976, 3559593), (6023, 3531816), (6308, 3372246), (7092, 2999454), (7486, 2841588), (7608, 2796021), (8559, 2485352), (8964, 2373062), (9462, 2248164), (10638, 1999636), (11229, 1894392), (11412, 1864014), (12046, 1765908), (12616, 1686123), (14184, 1499727), (14193, 1498776), (14972, 1420794), (16351, 1300968), (17118, 1242676), (17928, 1186531), (18069, 1177272), (18924, 1124082), (21276, 999818), (22458, 947196), (22824, 932007), (24092, 882954), (26311, 808488), (28386, 749388), (29944, 710397), (32702, 650484), (33687, 631464), (34236, 621338), (36138, 588636), (37848, 562041), (42552, 499909), (42579, 499592), (44916, 473598), (48184, 441477), (49053, 433656), (52622, 404244), (54207, 392424), (56772, 374694), (62449, 340632), (65404, 325242), (67374, 315732), (68472, 310669), (72276, 294318), (78933, 269496), (85158, 249796), (89832, 236799), (98106, 216828), (101061, 210488), (105244, 202122), (108414, 196212), (113544, 187347), (124898, 170316), (130808, 162621), (134748, 157866), (144552, 147159)]