21538116576

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1739189}}^1$

素因数の和:1739248

約数の個数: 72

約数和(自身を含む): 62673450840

約数和(自身を除く): 41135334264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 1739189, 3478378, 5217567, 6956756, 10435134, 13913512, 15652701, 20870268, 27827024, 31305402, 41740536, 55654048, 62610804, 74785127, 83481072, 125221608, 149570254, 166962144, 224355381, 250443216, 299140508, 448710762, 500886432, 598281016, 673066143, 897421524, 1196562032, 1346132286, 1794843048, 2393124064, 2692264572, 3589686096, 5384529144, 7179372192, 10769058288, 21538116576]

約数ペア:

[(1, 21538116576), (2, 10769058288), (3, 7179372192), (4, 5384529144), (6, 3589686096), (8, 2692264572), (9, 2393124064), (12, 1794843048), (16, 1346132286), (18, 1196562032), (24, 897421524), (32, 673066143), (36, 598281016), (43, 500886432), (48, 448710762), (72, 299140508), (86, 250443216), (96, 224355381), (129, 166962144), (144, 149570254), (172, 125221608), (258, 83481072), (288, 74785127), (344, 62610804), (387, 55654048), (516, 41740536), (688, 31305402), (774, 27827024), (1032, 20870268), (1376, 15652701), (1548, 13913512), (2064, 10435134), (3096, 6956756), (4128, 5217567), (6192, 3478378), (12384, 1739189)]