21453627

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3643}}^1$

素因数の和:3810

約数の個数: 16

約数和(自身を含む): 31017728

約数和(自身を除く): 9564101

約数列:

[1, 3, 13, 39, 151, 453, 1963, 3643, 5889, 10929, 47359, 142077, 550093, 1650279, 7151209, 21453627]

約数ペア:

[(1, 21453627), (3, 7151209), (13, 1650279), (39, 550093), (151, 142077), (453, 47359), (1963, 10929), (3643, 5889)]