21470608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{70627}}^1$

素因数の和:70654

約数の個数: 20

約数和(自身を含む): 43789360

約数和(自身を除く): 22318752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 70627, 141254, 282508, 565016, 1130032, 1341913, 2683826, 5367652, 10735304, 21470608]

約数ペア:

[(1, 21470608), (2, 10735304), (4, 5367652), (8, 2683826), (16, 1341913), (19, 1130032), (38, 565016), (76, 282508), (152, 141254), (304, 70627)]