21717216

素因数分解:

$2^5\times 3^2\times {\mathrm{75407}}^1$

素因数の和:75423

約数の個数: 36

約数和(自身を含む): 61759152

約数和(自身を除く): 40041936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 75407, 150814, 226221, 301628, 452442, 603256, 678663, 904884, 1206512, 1357326, 1809768, 2413024, 2714652, 3619536, 5429304, 7239072, 10858608, 21717216]

約数ペア:

[(1, 21717216), (2, 10858608), (3, 7239072), (4, 5429304), (6, 3619536), (8, 2714652), (9, 2413024), (12, 1809768), (16, 1357326), (18, 1206512), (24, 904884), (32, 678663), (36, 603256), (48, 452442), (72, 301628), (96, 226221), (144, 150814), (288, 75407)]