21598401

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{233}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 32157216

約数和(自身を除く): 10558815

約数列:

[1, 3, 11, 33, 53, 159, 233, 583, 699, 1749, 2563, 2809, 7689, 8427, 12349, 30899, 37047, 92697, 135839, 407517, 654497, 1963491, 7199467, 21598401]

約数ペア:

[(1, 21598401), (3, 7199467), (11, 1963491), (33, 654497), (53, 407517), (159, 135839), (233, 92697), (583, 37047), (699, 30899), (1749, 12349), (2563, 8427), (2809, 7689)]