21132510126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{1009}}^1$

素因数の和:1554

約数の個数: 128

約数和(自身を含む): 52777267200

約数和(自身を除く): 31644757074

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 89, 91, 178, 182, 267, 273, 431, 534, 546, 623, 862, 1009, 1157, 1246, 1293, 1869, 2018, 2314, 2586, 3017, 3027, 3471, 3738, 5603, 6034, 6054, 6942, 7063, 8099, 9051, 11206, 13117, 14126, 16198, 16809, 18102, 21189, 24297, 26234, 33618, 38359, 39221, 39351, 42378, 48594, 76718, 78442, 78702, 89801, 91819, 115077, 117663, 179602, 183638, 230154, 235326, 268513, 269403, 275457, 434879, 498667, 537026, 538806, 550914, 628607, 805539, 869758, 997334, 1167413, 1257214, 1304637, 1496001, 1611078, 1885821, 2334826, 2609274, 2992002, 3044153, 3490669, 3502239, 3771642, 5653427, 6088306, 6981338, 7004478, 8171891, 9132459, 10472007, 11306854, 16343782, 16960281, 18264918, 20944014, 24515673, 33920562, 38704231, 39573989, 49031346, 77408462, 79147978, 116112693, 118721967, 232225386, 237443934, 270929617, 503155003, 541859234, 812788851, 1006310006, 1509465009, 1625577702, 3018930018, 3522085021, 7044170042, 10566255063, 21132510126]

約数ペア:

[(1, 21132510126), (2, 10566255063), (3, 7044170042), (6, 3522085021), (7, 3018930018), (13, 1625577702), (14, 1509465009), (21, 1006310006), (26, 812788851), (39, 541859234), (42, 503155003), (78, 270929617), (89, 237443934), (91, 232225386), (178, 118721967), (182, 116112693), (267, 79147978), (273, 77408462), (431, 49031346), (534, 39573989), (546, 38704231), (623, 33920562), (862, 24515673), (1009, 20944014), (1157, 18264918), (1246, 16960281), (1293, 16343782), (1869, 11306854), (2018, 10472007), (2314, 9132459), (2586, 8171891), (3017, 7004478), (3027, 6981338), (3471, 6088306), (3738, 5653427), (5603, 3771642), (6034, 3502239), (6054, 3490669), (6942, 3044153), (7063, 2992002), (8099, 2609274), (9051, 2334826), (11206, 1885821), (13117, 1611078), (14126, 1496001), (16198, 1304637), (16809, 1257214), (18102, 1167413), (21189, 997334), (24297, 869758), (26234, 805539), (33618, 628607), (38359, 550914), (39221, 538806), (39351, 537026), (42378, 498667), (48594, 434879), (76718, 275457), (78442, 269403), (78702, 268513), (89801, 235326), (91819, 230154), (115077, 183638), (117663, 179602)]