21331236

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15731}}^1$

素因数の和:15851

約数の個数: 24

約数和(自身を含む): 50216544

約数和(自身を除く): 28885308

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15731, 31462, 47193, 62924, 94386, 188772, 1777603, 3555206, 5332809, 7110412, 10665618, 21331236]

約数ペア:

[(1, 21331236), (2, 10665618), (3, 7110412), (4, 5332809), (6, 3555206), (12, 1777603), (113, 188772), (226, 94386), (339, 62924), (452, 47193), (678, 31462), (1356, 15731)]