21326796

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 57657600

約数和(自身を除く): 36330804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 138, 172, 207, 258, 276, 387, 414, 516, 599, 774, 828, 989, 1198, 1548, 1797, 1978, 2396, 2967, 3594, 3956, 5391, 5934, 7188, 8901, 10782, 11868, 13777, 17802, 21564, 25757, 27554, 35604, 41331, 51514, 55108, 77271, 82662, 103028, 123993, 154542, 165324, 231813, 247986, 309084, 463626, 495972, 592411, 927252, 1184822, 1777233, 2369644, 3554466, 5331699, 7108932, 10663398, 21326796]

約数ペア:

[(1, 21326796), (2, 10663398), (3, 7108932), (4, 5331699), (6, 3554466), (9, 2369644), (12, 1777233), (18, 1184822), (23, 927252), (36, 592411), (43, 495972), (46, 463626), (69, 309084), (86, 247986), (92, 231813), (129, 165324), (138, 154542), (172, 123993), (207, 103028), (258, 82662), (276, 77271), (387, 55108), (414, 51514), (516, 41331), (599, 35604), (774, 27554), (828, 25757), (989, 21564), (1198, 17802), (1548, 13777), (1797, 11868), (1978, 10782), (2396, 8901), (2967, 7188), (3594, 5934), (3956, 5391)]