21301188

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{6907}}^1$

素因数の和:7171

約数の個数: 24

約数和(自身を含む): 49903392

約数和(自身を除く): 28602204

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 771, 1028, 1542, 3084, 6907, 13814, 20721, 27628, 41442, 82884, 1775099, 3550198, 5325297, 7100396, 10650594, 21301188]

約数ペア:

[(1, 21301188), (2, 10650594), (3, 7100396), (4, 5325297), (6, 3550198), (12, 1775099), (257, 82884), (514, 41442), (771, 27628), (1028, 20721), (1542, 13814), (3084, 6907)]