21378101472

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271903}}^1$

素因数の和:271942

約数の個数: 192

約数和(自身を含む): 76742184960

約数和(自身を除く): 55364083488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 416, 432, 468, 504, 546, 624, 672, 702, 728, 756, 819, 864, 936, 1008, 1092, 1248, 1404, 1456, 1512, 1638, 1872, 2016, 2184, 2457, 2808, 2912, 3024, 3276, 3744, 4368, 4914, 5616, 6048, 6552, 8736, 9828, 11232, 13104, 19656, 26208, 39312, 78624, 271903, 543806, 815709, 1087612, 1631418, 1903321, 2175224, 2447127, 3262836, 3534739, 3806642, 4350448, 4894254, 5709963, 6525672, 7069478, 7341381, 7613284, 8700896, 9788508, 10604217, 11419926, 13051344, 14138956, 14682762, 15226568, 17129889, 19577016, 21208434, 22839852, 24743173, 26102688, 28277912, 29365524, 30453136, 31812651, 34259778, 39154032, 42416868, 45679704, 49486346, 51389667, 56555824, 58731048, 60906272, 63625302, 68519556, 74229519, 78308064, 84833736, 91359408, 95437953, 98972692, 102779334, 113111648, 117462096, 127250604, 137039112, 148459038, 169667472, 182718816, 190875906, 197945384, 205558668, 222688557, 234924192, 254501208, 274078224, 296918076, 339334944, 381751812, 395890768, 411117336, 445377114, 509002416, 548156448, 593836152, 668065671, 763503624, 791781536, 822234672, 890754228, 1018004832, 1187672304, 1336131342, 1527007248, 1644469344, 1781508456, 2375344608, 2672262684, 3054014496, 3563016912, 5344525368, 7126033824, 10689050736, 21378101472]

約数ペア:

[(1, 21378101472), (2, 10689050736), (3, 7126033824), (4, 5344525368), (6, 3563016912), (7, 3054014496), (8, 2672262684), (9, 2375344608), (12, 1781508456), (13, 1644469344), (14, 1527007248), (16, 1336131342), (18, 1187672304), (21, 1018004832), (24, 890754228), (26, 822234672), (27, 791781536), (28, 763503624), (32, 668065671), (36, 593836152), (39, 548156448), (42, 509002416), (48, 445377114), (52, 411117336), (54, 395890768), (56, 381751812), (63, 339334944), (72, 296918076), (78, 274078224), (84, 254501208), (91, 234924192), (96, 222688557), (104, 205558668), (108, 197945384), (112, 190875906), (117, 182718816), (126, 169667472), (144, 148459038), (156, 137039112), (168, 127250604), (182, 117462096), (189, 113111648), (208, 102779334), (216, 98972692), (224, 95437953), (234, 91359408), (252, 84833736), (273, 78308064), (288, 74229519), (312, 68519556), (336, 63625302), (351, 60906272), (364, 58731048), (378, 56555824), (416, 51389667), (432, 49486346), (468, 45679704), (504, 42416868), (546, 39154032), (624, 34259778), (672, 31812651), (702, 30453136), (728, 29365524), (756, 28277912), (819, 26102688), (864, 24743173), (936, 22839852), (1008, 21208434), (1092, 19577016), (1248, 17129889), (1404, 15226568), (1456, 14682762), (1512, 14138956), (1638, 13051344), (1872, 11419926), (2016, 10604217), (2184, 9788508), (2457, 8700896), (2808, 7613284), (2912, 7341381), (3024, 7069478), (3276, 6525672), (3744, 5709963), (4368, 4894254), (4914, 4350448), (5616, 3806642), (6048, 3534739), (6552, 3262836), (8736, 2447127), (9828, 2175224), (11232, 1903321), (13104, 1631418), (19656, 1087612), (26208, 815709), (39312, 543806), (78624, 271903)]