21870332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21611}}^1$

素因数の和:21649

約数の個数: 24

約数和(自身を含む): 43569792

約数和(自身を除く): 21699460

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21611, 43222, 86444, 237721, 475442, 497053, 950884, 994106, 1988212, 5467583, 10935166, 21870332]

約数ペア:

[(1, 21870332), (2, 10935166), (4, 5467583), (11, 1988212), (22, 994106), (23, 950884), (44, 497053), (46, 475442), (92, 237721), (253, 86444), (506, 43222), (1012, 21611)]