21787246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1367}}^1$

素因数の和:1995

約数の個数: 16

約数和(自身を含む): 35277984

約数和(自身を除く): 13490738

約数列:

[1, 2, 13, 26, 613, 1226, 1367, 2734, 7969, 15938, 17771, 35542, 837971, 1675942, 10893623, 21787246]

約数ペア:

[(1, 21787246), (2, 10893623), (13, 1675942), (26, 837971), (613, 35542), (1226, 17771), (1367, 15938), (2734, 7969)]