21155956164

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8161}}^1$

素因数の和:8317

約数の個数: 168

約数和(自身を含む): 63946201088

約数和(自身を除く): 42790244924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 127, 162, 189, 243, 252, 254, 324, 378, 381, 486, 508, 567, 729, 756, 762, 889, 972, 1134, 1143, 1458, 1524, 1701, 1778, 2268, 2286, 2667, 2916, 3402, 3429, 3556, 4572, 5103, 5334, 6804, 6858, 8001, 8161, 10206, 10287, 10668, 13716, 16002, 16322, 20412, 20574, 24003, 24483, 30861, 32004, 32644, 41148, 48006, 48966, 57127, 61722, 72009, 73449, 92583, 96012, 97932, 114254, 123444, 144018, 146898, 171381, 185166, 216027, 220347, 228508, 288036, 293796, 342762, 370332, 432054, 440694, 514143, 648081, 661041, 685524, 864108, 881388, 1028286, 1036447, 1296162, 1322082, 1542429, 1983123, 2056572, 2072894, 2592324, 2644164, 3084858, 3109341, 3966246, 4145788, 4627287, 5949369, 6169716, 6218682, 7255129, 7932492, 9254574, 9328023, 11898738, 12437364, 13881861, 14510258, 18509148, 18656046, 21765387, 23797476, 27763722, 27984069, 29020516, 37312092, 41645583, 43530774, 55527444, 55968138, 65296161, 83291166, 83952207, 87061548, 111936276, 130592322, 166582332, 167904414, 195888483, 251856621, 261184644, 335808828, 391776966, 503713242, 587665449, 755569863, 783553932, 1007426484, 1175330898, 1511139726, 1762996347, 2350661796, 3022279452, 3525992694, 5288989041, 7051985388, 10577978082, 21155956164]

約数ペア:

[(1, 21155956164), (2, 10577978082), (3, 7051985388), (4, 5288989041), (6, 3525992694), (7, 3022279452), (9, 2350661796), (12, 1762996347), (14, 1511139726), (18, 1175330898), (21, 1007426484), (27, 783553932), (28, 755569863), (36, 587665449), (42, 503713242), (54, 391776966), (63, 335808828), (81, 261184644), (84, 251856621), (108, 195888483), (126, 167904414), (127, 166582332), (162, 130592322), (189, 111936276), (243, 87061548), (252, 83952207), (254, 83291166), (324, 65296161), (378, 55968138), (381, 55527444), (486, 43530774), (508, 41645583), (567, 37312092), (729, 29020516), (756, 27984069), (762, 27763722), (889, 23797476), (972, 21765387), (1134, 18656046), (1143, 18509148), (1458, 14510258), (1524, 13881861), (1701, 12437364), (1778, 11898738), (2268, 9328023), (2286, 9254574), (2667, 7932492), (2916, 7255129), (3402, 6218682), (3429, 6169716), (3556, 5949369), (4572, 4627287), (5103, 4145788), (5334, 3966246), (6804, 3109341), (6858, 3084858), (8001, 2644164), (8161, 2592324), (10206, 2072894), (10287, 2056572), (10668, 1983123), (13716, 1542429), (16002, 1322082), (16322, 1296162), (20412, 1036447), (20574, 1028286), (24003, 881388), (24483, 864108), (30861, 685524), (32004, 661041), (32644, 648081), (41148, 514143), (48006, 440694), (48966, 432054), (57127, 370332), (61722, 342762), (72009, 293796), (73449, 288036), (92583, 228508), (96012, 220347), (97932, 216027), (114254, 185166), (123444, 171381), (144018, 146898)]