21582352

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:991

約数の個数: 40

約数和(自身を含む): 45979200

約数和(自身を除く): 24396848

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 149, 176, 298, 596, 823, 1192, 1639, 1646, 2384, 3278, 3292, 6556, 6584, 9053, 13112, 13168, 18106, 26224, 36212, 72424, 122627, 144848, 245254, 490508, 981016, 1348897, 1962032, 2697794, 5395588, 10791176, 21582352]

約数ペア:

[(1, 21582352), (2, 10791176), (4, 5395588), (8, 2697794), (11, 1962032), (16, 1348897), (22, 981016), (44, 490508), (88, 245254), (149, 144848), (176, 122627), (298, 72424), (596, 36212), (823, 26224), (1192, 18106), (1639, 13168), (1646, 13112), (2384, 9053), (3278, 6584), (3292, 6556)]