21221202912

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{186859}}^1$

素因数の和:186905

約数の個数: 144

約数和(自身を含む): 68937886080

約数和(自身を除く): 47716683168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 169, 182, 208, 224, 273, 312, 336, 338, 364, 416, 507, 546, 624, 672, 676, 728, 1014, 1092, 1183, 1248, 1352, 1456, 2028, 2184, 2366, 2704, 2912, 3549, 4056, 4368, 4732, 5408, 7098, 8112, 8736, 9464, 14196, 16224, 18928, 28392, 37856, 56784, 113568, 186859, 373718, 560577, 747436, 1121154, 1308013, 1494872, 2242308, 2429167, 2616026, 2989744, 3924039, 4484616, 4858334, 5232052, 5979488, 7287501, 7848078, 8969232, 9716668, 10464104, 14575002, 15696156, 17004169, 17938464, 19433336, 20928208, 29150004, 31392312, 31579171, 34008338, 38866672, 41856416, 51012507, 58300008, 62784624, 63158342, 68016676, 77733344, 94737513, 102025014, 116600016, 125569248, 126316684, 136033352, 189475026, 204050028, 221054197, 233200032, 252633368, 272066704, 378950052, 408100056, 442108394, 505266736, 544133408, 663162591, 757900104, 816200112, 884216788, 1010533472, 1326325182, 1515800208, 1632400224, 1768433576, 2652650364, 3031600416, 3536867152, 5305300728, 7073734304, 10610601456, 21221202912]

約数ペア:

[(1, 21221202912), (2, 10610601456), (3, 7073734304), (4, 5305300728), (6, 3536867152), (7, 3031600416), (8, 2652650364), (12, 1768433576), (13, 1632400224), (14, 1515800208), (16, 1326325182), (21, 1010533472), (24, 884216788), (26, 816200112), (28, 757900104), (32, 663162591), (39, 544133408), (42, 505266736), (48, 442108394), (52, 408100056), (56, 378950052), (78, 272066704), (84, 252633368), (91, 233200032), (96, 221054197), (104, 204050028), (112, 189475026), (156, 136033352), (168, 126316684), (169, 125569248), (182, 116600016), (208, 102025014), (224, 94737513), (273, 77733344), (312, 68016676), (336, 63158342), (338, 62784624), (364, 58300008), (416, 51012507), (507, 41856416), (546, 38866672), (624, 34008338), (672, 31579171), (676, 31392312), (728, 29150004), (1014, 20928208), (1092, 19433336), (1183, 17938464), (1248, 17004169), (1352, 15696156), (1456, 14575002), (2028, 10464104), (2184, 9716668), (2366, 8969232), (2704, 7848078), (2912, 7287501), (3549, 5979488), (4056, 5232052), (4368, 4858334), (4732, 4484616), (5408, 3924039), (7098, 2989744), (8112, 2616026), (8736, 2429167), (9464, 2242308), (14196, 1494872), (16224, 1308013), (18928, 1121154), (28392, 747436), (37856, 560577), (56784, 373718), (113568, 186859)]