21402116

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10853}}^1$

素因数の和:10903

約数の個数: 24

約数和(自身を含む): 41028120

約数和(自身を除く): 19626004

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10853, 21706, 43412, 184501, 314737, 369002, 629474, 738004, 1258948, 5350529, 10701058, 21402116]

約数ペア:

[(1, 21402116), (2, 10701058), (4, 5350529), (17, 1258948), (29, 738004), (34, 629474), (58, 369002), (68, 314737), (116, 184501), (493, 43412), (986, 21706), (1972, 10853)]