21403800

素因数分解:

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

素因数の和:103

約数の個数: 288

約数和(自身を含む): 83566080

約数和(自身を除く): 62162280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 25, 30, 33, 36, 40, 44, 45, 46, 47, 50, 55, 60, 66, 69, 72, 75, 88, 90, 92, 94, 99, 100, 110, 115, 120, 132, 138, 141, 150, 165, 180, 184, 188, 198, 200, 207, 220, 225, 230, 235, 253, 264, 275, 276, 282, 300, 330, 345, 360, 376, 396, 414, 423, 440, 450, 460, 470, 495, 506, 517, 550, 552, 564, 575, 600, 660, 690, 705, 759, 792, 825, 828, 846, 900, 920, 940, 990, 1012, 1034, 1035, 1081, 1100, 1128, 1150, 1175, 1265, 1320, 1380, 1410, 1518, 1551, 1650, 1656, 1692, 1725, 1800, 1880, 1980, 2024, 2068, 2070, 2115, 2162, 2200, 2277, 2300, 2350, 2475, 2530, 2585, 2760, 2820, 3036, 3102, 3243, 3300, 3384, 3450, 3525, 3795, 3960, 4136, 4140, 4230, 4324, 4554, 4600, 4653, 4700, 4950, 5060, 5170, 5175, 5405, 5640, 6072, 6204, 6325, 6486, 6600, 6900, 7050, 7590, 7755, 8280, 8460, 8648, 9108, 9306, 9400, 9729, 9900, 10120, 10340, 10350, 10575, 10810, 11385, 11891, 12408, 12650, 12925, 12972, 13800, 14100, 15180, 15510, 16215, 16920, 18216, 18612, 18975, 19458, 19800, 20680, 20700, 21150, 21620, 22770, 23265, 23782, 25300, 25850, 25944, 27025, 28200, 30360, 31020, 32430, 35673, 37224, 37950, 38775, 38916, 41400, 42300, 43240, 45540, 46530, 47564, 48645, 50600, 51700, 54050, 56925, 59455, 62040, 64860, 71346, 75900, 77550, 77832, 81075, 84600, 91080, 93060, 95128, 97290, 103400, 107019, 108100, 113850, 116325, 118910, 129720, 142692, 151800, 155100, 162150, 178365, 186120, 194580, 214038, 216200, 227700, 232650, 237820, 243225, 285384, 297275, 310200, 324300, 356730, 389160, 428076, 455400, 465300, 475640, 486450, 535095, 594550, 648600, 713460, 856152, 891825, 930600, 972900, 1070190, 1189100, 1426920, 1783650, 1945800, 2140380, 2378200, 2675475, 3567300, 4280760, 5350950, 7134600, 10701900, 21403800]

約数ペア:

[(1, 21403800), (2, 10701900), (3, 7134600), (4, 5350950), (5, 4280760), (6, 3567300), (8, 2675475), (9, 2378200), (10, 2140380), (11, 1945800), (12, 1783650), (15, 1426920), (18, 1189100), (20, 1070190), (22, 972900), (23, 930600), (24, 891825), (25, 856152), (30, 713460), (33, 648600), (36, 594550), (40, 535095), (44, 486450), (45, 475640), (46, 465300), (47, 455400), (50, 428076), (55, 389160), (60, 356730), (66, 324300), (69, 310200), (72, 297275), (75, 285384), (88, 243225), (90, 237820), (92, 232650), (94, 227700), (99, 216200), (100, 214038), (110, 194580), (115, 186120), (120, 178365), (132, 162150), (138, 155100), (141, 151800), (150, 142692), (165, 129720), (180, 118910), (184, 116325), (188, 113850), (198, 108100), (200, 107019), (207, 103400), (220, 97290), (225, 95128), (230, 93060), (235, 91080), (253, 84600), (264, 81075), (275, 77832), (276, 77550), (282, 75900), (300, 71346), (330, 64860), (345, 62040), (360, 59455), (376, 56925), (396, 54050), (414, 51700), (423, 50600), (440, 48645), (450, 47564), (460, 46530), (470, 45540), (495, 43240), (506, 42300), (517, 41400), (550, 38916), (552, 38775), (564, 37950), (575, 37224), (600, 35673), (660, 32430), (690, 31020), (705, 30360), (759, 28200), (792, 27025), (825, 25944), (828, 25850), (846, 25300), (900, 23782), (920, 23265), (940, 22770), (990, 21620), (1012, 21150), (1034, 20700), (1035, 20680), (1081, 19800), (1100, 19458), (1128, 18975), (1150, 18612), (1175, 18216), (1265, 16920), (1320, 16215), (1380, 15510), (1410, 15180), (1518, 14100), (1551, 13800), (1650, 12972), (1656, 12925), (1692, 12650), (1725, 12408), (1800, 11891), (1880, 11385), (1980, 10810), (2024, 10575), (2068, 10350), (2070, 10340), (2115, 10120), (2162, 9900), (2200, 9729), (2277, 9400), (2300, 9306), (2350, 9108), (2475, 8648), (2530, 8460), (2585, 8280), (2760, 7755), (2820, 7590), (3036, 7050), (3102, 6900), (3243, 6600), (3300, 6486), (3384, 6325), (3450, 6204), (3525, 6072), (3795, 5640), (3960, 5405), (4136, 5175), (4140, 5170), (4230, 5060), (4324, 4950), (4554, 4700), (4600, 4653)]