21266727

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2267}}^1$

素因数の和:2382

約数の個数: 16

約数和(自身を含む): 29393280

約数和(自身を除く): 8126553

約数列:

[1, 3, 53, 59, 159, 177, 2267, 3127, 6801, 9381, 120151, 133753, 360453, 401259, 7088909, 21266727]

約数ペア:

[(1, 21266727), (3, 7088909), (53, 401259), (59, 360453), (159, 133753), (177, 120151), (2267, 9381), (3127, 6801)]