21752687

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 24993792

約数和(自身を除く): 3241105

約数列:

[1, 11, 23, 127, 253, 677, 1397, 2921, 7447, 15571, 32131, 85979, 171281, 945769, 1977517, 21752687]

約数ペア:

[(1, 21752687), (11, 1977517), (23, 945769), (127, 171281), (253, 85979), (677, 32131), (1397, 15571), (2921, 7447)]