21568222548

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{162671}}^1$

素因数の和:162837

約数の個数: 72

約数和(自身を含む): 56844103680

約数和(自身を除く): 35275881132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 127, 174, 254, 261, 348, 381, 508, 522, 762, 1044, 1143, 1524, 2286, 3683, 4572, 7366, 11049, 14732, 22098, 33147, 44196, 66294, 132588, 162671, 325342, 488013, 650684, 976026, 1464039, 1952052, 2928078, 4717459, 5856156, 9434918, 14152377, 18869836, 20659217, 28304754, 41318434, 42457131, 56609508, 61977651, 82636868, 84914262, 123955302, 169828524, 185932953, 247910604, 371865906, 599117293, 743731812, 1198234586, 1797351879, 2396469172, 3594703758, 5392055637, 7189407516, 10784111274, 21568222548]

約数ペア:

[(1, 21568222548), (2, 10784111274), (3, 7189407516), (4, 5392055637), (6, 3594703758), (9, 2396469172), (12, 1797351879), (18, 1198234586), (29, 743731812), (36, 599117293), (58, 371865906), (87, 247910604), (116, 185932953), (127, 169828524), (174, 123955302), (254, 84914262), (261, 82636868), (348, 61977651), (381, 56609508), (508, 42457131), (522, 41318434), (762, 28304754), (1044, 20659217), (1143, 18869836), (1524, 14152377), (2286, 9434918), (3683, 5856156), (4572, 4717459), (7366, 2928078), (11049, 1952052), (14732, 1464039), (22098, 976026), (33147, 650684), (44196, 488013), (66294, 325342), (132588, 162671)]