21603888

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1223

約数の個数: 80

約数和(自身を含む): 63507840

約数和(自身を除く): 41903952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1163, 1548, 2064, 2322, 2326, 3096, 3489, 4644, 4652, 6192, 6978, 9288, 9304, 10467, 13956, 18576, 18608, 20934, 27912, 31401, 41868, 50009, 55824, 62802, 83736, 100018, 125604, 150027, 167472, 200036, 251208, 300054, 400072, 450081, 502416, 600108, 800144, 900162, 1200216, 1350243, 1800324, 2400432, 2700486, 3600648, 5400972, 7201296, 10801944, 21603888]

約数ペア:

[(1, 21603888), (2, 10801944), (3, 7201296), (4, 5400972), (6, 3600648), (8, 2700486), (9, 2400432), (12, 1800324), (16, 1350243), (18, 1200216), (24, 900162), (27, 800144), (36, 600108), (43, 502416), (48, 450081), (54, 400072), (72, 300054), (86, 251208), (108, 200036), (129, 167472), (144, 150027), (172, 125604), (216, 100018), (258, 83736), (344, 62802), (387, 55824), (432, 50009), (516, 41868), (688, 31401), (774, 27912), (1032, 20934), (1161, 18608), (1163, 18576), (1548, 13956), (2064, 10467), (2322, 9304), (2326, 9288), (3096, 6978), (3489, 6192), (4644, 4652)]