21177308

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10739}}^1$

素因数の和:10789

約数の個数: 24

約数和(自身を含む): 40597200

約数和(自身を除く): 19419892

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10739, 21478, 42956, 182563, 311431, 365126, 622862, 730252, 1245724, 5294327, 10588654, 21177308]

約数ペア:

[(1, 21177308), (2, 10588654), (4, 5294327), (17, 1245724), (29, 730252), (34, 622862), (58, 365126), (68, 311431), (116, 182563), (493, 42956), (986, 21478), (1972, 10739)]