21958866

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71761}}^1$

素因数の和:71786

約数の個数: 24

約数和(自身を含む): 50376924

約数和(自身を除く): 28418058

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 71761, 143522, 215283, 430566, 645849, 1219937, 1291698, 2439874, 3659811, 7319622, 10979433, 21958866]

約数ペア:

[(1, 21958866), (2, 10979433), (3, 7319622), (6, 3659811), (9, 2439874), (17, 1291698), (18, 1219937), (34, 645849), (51, 430566), (102, 215283), (153, 143522), (306, 71761)]