21443048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{243671}}^1$

素因数の和:243688

約数の個数: 16

約数和(自身を含む): 43860960

約数和(自身を除く): 22417912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 243671, 487342, 974684, 1949368, 2680381, 5360762, 10721524, 21443048]

約数ペア:

[(1, 21443048), (2, 10721524), (4, 5360762), (8, 2680381), (11, 1949368), (22, 974684), (44, 487342), (88, 243671)]