21636604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1409}}^1$

素因数の和:1773

約数の個数: 24

約数和(自身を含む): 41454000

約数和(自身を除く): 19817396

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1396, 1409, 2818, 3839, 5636, 7678, 15356, 15499, 30998, 61996, 491741, 983482, 1966964, 5409151, 10818302, 21636604]

約数ペア:

[(1, 21636604), (2, 10818302), (4, 5409151), (11, 1966964), (22, 983482), (44, 491741), (349, 61996), (698, 30998), (1396, 15499), (1409, 15356), (2818, 7678), (3839, 5636)]