21000837792

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18397}}^1$

素因数の和:18491

約数の個数: 192

約数和(自身を含む): 64092155904

約数和(自身を除く): 43091318112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 47, 48, 66, 69, 88, 92, 94, 96, 132, 138, 141, 176, 184, 188, 253, 264, 276, 282, 352, 368, 376, 506, 517, 528, 552, 564, 736, 752, 759, 1012, 1034, 1056, 1081, 1104, 1128, 1504, 1518, 1551, 2024, 2068, 2162, 2208, 2256, 3036, 3102, 3243, 4048, 4136, 4324, 4512, 6072, 6204, 6486, 8096, 8272, 8648, 11891, 12144, 12408, 12972, 16544, 17296, 18397, 23782, 24288, 24816, 25944, 34592, 35673, 36794, 47564, 49632, 51888, 55191, 71346, 73588, 95128, 103776, 110382, 142692, 147176, 190256, 202367, 220764, 285384, 294352, 380512, 404734, 423131, 441528, 570768, 588704, 607101, 809468, 846262, 864659, 883056, 1141536, 1214202, 1269393, 1618936, 1692524, 1729318, 1766112, 2428404, 2538786, 2593977, 3237872, 3385048, 3458636, 4654441, 4856808, 5077572, 5187954, 6475744, 6770096, 6917272, 9308882, 9511249, 9713616, 10155144, 10375908, 13540192, 13834544, 13963323, 18617764, 19022498, 19427232, 19887157, 20310288, 20751816, 27669088, 27926646, 28533747, 37235528, 38044996, 39774314, 40620576, 41503632, 55853292, 57067494, 59661471, 74471056, 76089992, 79548628, 83007264, 111706584, 114134988, 119322942, 148942112, 152179984, 159097256, 218758727, 223413168, 228269976, 238645884, 304359968, 318194512, 437517454, 446826336, 456539952, 477291768, 636389024, 656276181, 875034908, 913079904, 954583536, 1312552362, 1750069816, 1909167072, 2625104724, 3500139632, 5250209448, 7000279264, 10500418896, 21000837792]

約数ペア:

[(1, 21000837792), (2, 10500418896), (3, 7000279264), (4, 5250209448), (6, 3500139632), (8, 2625104724), (11, 1909167072), (12, 1750069816), (16, 1312552362), (22, 954583536), (23, 913079904), (24, 875034908), (32, 656276181), (33, 636389024), (44, 477291768), (46, 456539952), (47, 446826336), (48, 437517454), (66, 318194512), (69, 304359968), (88, 238645884), (92, 228269976), (94, 223413168), (96, 218758727), (132, 159097256), (138, 152179984), (141, 148942112), (176, 119322942), (184, 114134988), (188, 111706584), (253, 83007264), (264, 79548628), (276, 76089992), (282, 74471056), (352, 59661471), (368, 57067494), (376, 55853292), (506, 41503632), (517, 40620576), (528, 39774314), (552, 38044996), (564, 37235528), (736, 28533747), (752, 27926646), (759, 27669088), (1012, 20751816), (1034, 20310288), (1056, 19887157), (1081, 19427232), (1104, 19022498), (1128, 18617764), (1504, 13963323), (1518, 13834544), (1551, 13540192), (2024, 10375908), (2068, 10155144), (2162, 9713616), (2208, 9511249), (2256, 9308882), (3036, 6917272), (3102, 6770096), (3243, 6475744), (4048, 5187954), (4136, 5077572), (4324, 4856808), (4512, 4654441), (6072, 3458636), (6204, 3385048), (6486, 3237872), (8096, 2593977), (8272, 2538786), (8648, 2428404), (11891, 1766112), (12144, 1729318), (12408, 1692524), (12972, 1618936), (16544, 1269393), (17296, 1214202), (18397, 1141536), (23782, 883056), (24288, 864659), (24816, 846262), (25944, 809468), (34592, 607101), (35673, 588704), (36794, 570768), (47564, 441528), (49632, 423131), (51888, 404734), (55191, 380512), (71346, 294352), (73588, 285384), (95128, 220764), (103776, 202367), (110382, 190256), (142692, 147176)]