21551133834

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{809}}^1\times {\mathrm{17011}}^1$

素因数の和:17860

約数の個数: 64

約数和(自身を含む): 49606992000

約数和(自身を除く): 28055858166

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 809, 1566, 1618, 2427, 4854, 7281, 14562, 17011, 21843, 23461, 34022, 43686, 46922, 51033, 70383, 102066, 140766, 153099, 211149, 306198, 422298, 459297, 493319, 633447, 918594, 986638, 1266894, 1479957, 2959914, 4439871, 8879742, 13319613, 13761899, 26639226, 27523798, 41285697, 82571394, 123857091, 247714182, 371571273, 399095071, 743142546, 798190142, 1197285213, 2394570426, 3591855639, 7183711278, 10775566917, 21551133834]

約数ペア:

[(1, 21551133834), (2, 10775566917), (3, 7183711278), (6, 3591855639), (9, 2394570426), (18, 1197285213), (27, 798190142), (29, 743142546), (54, 399095071), (58, 371571273), (87, 247714182), (174, 123857091), (261, 82571394), (522, 41285697), (783, 27523798), (809, 26639226), (1566, 13761899), (1618, 13319613), (2427, 8879742), (4854, 4439871), (7281, 2959914), (14562, 1479957), (17011, 1266894), (21843, 986638), (23461, 918594), (34022, 633447), (43686, 493319), (46922, 459297), (51033, 422298), (70383, 306198), (102066, 211149), (140766, 153099)]