21132495972

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1579}}^1$

素因数の和:1893

約数の個数: 216

約数和(自身を含む): 64711352160

約数和(自身を除く): 43578856188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 281, 294, 324, 378, 441, 486, 562, 567, 588, 756, 843, 882, 972, 1124, 1134, 1323, 1579, 1686, 1701, 1764, 1967, 2268, 2529, 2646, 3158, 3372, 3402, 3934, 3969, 4737, 5058, 5292, 5901, 6316, 6804, 7587, 7868, 7938, 9474, 10116, 11053, 11802, 11907, 13769, 14211, 15174, 15876, 17703, 18948, 22106, 22761, 23604, 23814, 27538, 28422, 30348, 33159, 35406, 41307, 42633, 44212, 45522, 47628, 53109, 55076, 56844, 66318, 68283, 70812, 77371, 82614, 85266, 91044, 99477, 106218, 123921, 127899, 132636, 136566, 154742, 159327, 165228, 170532, 198954, 212436, 232113, 247842, 255798, 273132, 298431, 309484, 318654, 371763, 383697, 397908, 443699, 464226, 477981, 495684, 511596, 596862, 637308, 696339, 743526, 767394, 887398, 895293, 928452, 955962, 1115289, 1193724, 1331097, 1392678, 1487052, 1534788, 1774796, 1790586, 1911924, 2089017, 2230578, 2662194, 2685879, 2785356, 3105893, 3345867, 3581172, 3993291, 4178034, 4461156, 5324388, 5371758, 6211786, 6267051, 6691734, 7986582, 8356068, 9317679, 10743516, 11979873, 12423572, 12534102, 13383468, 15973164, 18635358, 18801153, 21741251, 23959746, 25068204, 27953037, 35939619, 37270716, 37602306, 43482502, 47919492, 55906074, 65223753, 71879238, 75204612, 83859111, 86965004, 107818857, 111812148, 130447506, 143758476, 167718222, 195671259, 215637714, 251577333, 260895012, 335436444, 391342518, 431275428, 503154666, 587013777, 754731999, 782685036, 1006309332, 1174027554, 1509463998, 1761041331, 2348055108, 3018927996, 3522082662, 5283123993, 7044165324, 10566247986, 21132495972]

約数ペア:

[(1, 21132495972), (2, 10566247986), (3, 7044165324), (4, 5283123993), (6, 3522082662), (7, 3018927996), (9, 2348055108), (12, 1761041331), (14, 1509463998), (18, 1174027554), (21, 1006309332), (27, 782685036), (28, 754731999), (36, 587013777), (42, 503154666), (49, 431275428), (54, 391342518), (63, 335436444), (81, 260895012), (84, 251577333), (98, 215637714), (108, 195671259), (126, 167718222), (147, 143758476), (162, 130447506), (189, 111812148), (196, 107818857), (243, 86965004), (252, 83859111), (281, 75204612), (294, 71879238), (324, 65223753), (378, 55906074), (441, 47919492), (486, 43482502), (562, 37602306), (567, 37270716), (588, 35939619), (756, 27953037), (843, 25068204), (882, 23959746), (972, 21741251), (1124, 18801153), (1134, 18635358), (1323, 15973164), (1579, 13383468), (1686, 12534102), (1701, 12423572), (1764, 11979873), (1967, 10743516), (2268, 9317679), (2529, 8356068), (2646, 7986582), (3158, 6691734), (3372, 6267051), (3402, 6211786), (3934, 5371758), (3969, 5324388), (4737, 4461156), (5058, 4178034), (5292, 3993291), (5901, 3581172), (6316, 3345867), (6804, 3105893), (7587, 2785356), (7868, 2685879), (7938, 2662194), (9474, 2230578), (10116, 2089017), (11053, 1911924), (11802, 1790586), (11907, 1774796), (13769, 1534788), (14211, 1487052), (15174, 1392678), (15876, 1331097), (17703, 1193724), (18948, 1115289), (22106, 955962), (22761, 928452), (23604, 895293), (23814, 887398), (27538, 767394), (28422, 743526), (30348, 696339), (33159, 637308), (35406, 596862), (41307, 511596), (42633, 495684), (44212, 477981), (45522, 464226), (47628, 443699), (53109, 397908), (55076, 383697), (56844, 371763), (66318, 318654), (68283, 309484), (70812, 298431), (77371, 273132), (82614, 255798), (85266, 247842), (91044, 232113), (99477, 212436), (106218, 198954), (123921, 170532), (127899, 165228), (132636, 159327), (136566, 154742)]