21743810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4597}}^1$

素因数の和:4658

約数の個数: 32

約数和(自身を含む): 43699392

約数和(自身を除く): 21955582

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4597, 4730, 9194, 22985, 45970, 50567, 101134, 197671, 252835, 395342, 505670, 988355, 1976710, 2174381, 4348762, 10871905, 21743810]

約数ペア:

[(1, 21743810), (2, 10871905), (5, 4348762), (10, 2174381), (11, 1976710), (22, 988355), (43, 505670), (55, 395342), (86, 252835), (110, 197671), (215, 101134), (430, 50567), (473, 45970), (946, 22985), (2365, 9194), (4597, 4730)]