21603164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21347}}^1$

素因数の和:21385

約数の個数: 24

約数和(自身を含む): 43037568

約数和(自身を除く): 21434404

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21347, 42694, 85388, 234817, 469634, 490981, 939268, 981962, 1963924, 5400791, 10801582, 21603164]

約数ペア:

[(1, 21603164), (2, 10801582), (4, 5400791), (11, 1963924), (22, 981962), (23, 939268), (44, 490981), (46, 469634), (92, 234817), (253, 85388), (506, 42694), (1012, 21347)]