16680216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2309}}^1$

素因数の和:2368

約数の個数: 64

約数和(自身を含む): 48787200

約数和(自身を除く): 32106984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2309, 2408, 3612, 4618, 6927, 7224, 9236, 13854, 16163, 18472, 27708, 32326, 48489, 55416, 64652, 96978, 99287, 129304, 193956, 198574, 297861, 387912, 397148, 595722, 695009, 794296, 1191444, 1390018, 2085027, 2382888, 2780036, 4170054, 5560072, 8340108, 16680216]

約数ペア:

[(1, 16680216), (2, 8340108), (3, 5560072), (4, 4170054), (6, 2780036), (7, 2382888), (8, 2085027), (12, 1390018), (14, 1191444), (21, 794296), (24, 695009), (28, 595722), (42, 397148), (43, 387912), (56, 297861), (84, 198574), (86, 193956), (129, 129304), (168, 99287), (172, 96978), (258, 64652), (301, 55416), (344, 48489), (516, 32326), (602, 27708), (903, 18472), (1032, 16163), (1204, 13854), (1806, 9236), (2309, 7224), (2408, 6927), (3612, 4618)]