21581124768

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{563417}}^1$

素因数の和:563459

約数の個数: 144

約数和(自身を含む): 73830294720

約数和(自身を除く): 52249169952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 504, 532, 608, 672, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 1824, 2016, 2128, 2394, 2736, 3192, 4256, 4788, 5472, 6384, 9576, 12768, 19152, 38304, 563417, 1126834, 1690251, 2253668, 3380502, 3943919, 4507336, 5070753, 6761004, 7887838, 9014672, 10141506, 10704923, 11831757, 13522008, 15775676, 18029344, 20283012, 21409846, 23663514, 27044016, 31551352, 32114769, 35495271, 40566024, 42819692, 47327028, 54088032, 63102704, 64229538, 70990542, 74934461, 81132048, 85639384, 94654056, 96344307, 126205408, 128459076, 141981084, 149868922, 162264096, 171278768, 189308112, 192688614, 224803383, 256918152, 283962168, 299737844, 342557536, 378616224, 385377228, 449606766, 513836304, 567924336, 599475688, 674410149, 770754456, 899213532, 1027672608, 1135848672, 1198951376, 1348820298, 1541508912, 1798427064, 2397902752, 2697640596, 3083017824, 3596854128, 5395281192, 7193708256, 10790562384, 21581124768]

約数ペア:

[(1, 21581124768), (2, 10790562384), (3, 7193708256), (4, 5395281192), (6, 3596854128), (7, 3083017824), (8, 2697640596), (9, 2397902752), (12, 1798427064), (14, 1541508912), (16, 1348820298), (18, 1198951376), (19, 1135848672), (21, 1027672608), (24, 899213532), (28, 770754456), (32, 674410149), (36, 599475688), (38, 567924336), (42, 513836304), (48, 449606766), (56, 385377228), (57, 378616224), (63, 342557536), (72, 299737844), (76, 283962168), (84, 256918152), (96, 224803383), (112, 192688614), (114, 189308112), (126, 171278768), (133, 162264096), (144, 149868922), (152, 141981084), (168, 128459076), (171, 126205408), (224, 96344307), (228, 94654056), (252, 85639384), (266, 81132048), (288, 74934461), (304, 70990542), (336, 64229538), (342, 63102704), (399, 54088032), (456, 47327028), (504, 42819692), (532, 40566024), (608, 35495271), (672, 32114769), (684, 31551352), (798, 27044016), (912, 23663514), (1008, 21409846), (1064, 20283012), (1197, 18029344), (1368, 15775676), (1596, 13522008), (1824, 11831757), (2016, 10704923), (2128, 10141506), (2394, 9014672), (2736, 7887838), (3192, 6761004), (4256, 5070753), (4788, 4507336), (5472, 3943919), (6384, 3380502), (9576, 2253668), (12768, 1690251), (19152, 1126834), (38304, 563417)]