21746589

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{587}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 29719872

約数和(自身を除く): 7973283

約数列:

[1, 3, 53, 159, 233, 587, 699, 1761, 12349, 31111, 37047, 93333, 136771, 410313, 7248863, 21746589]

約数ペア:

[(1, 21746589), (3, 7248863), (53, 410313), (159, 136771), (233, 93333), (587, 37047), (699, 31111), (1761, 12349)]