21258074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{757}}^1$

素因数の和:1517

約数の個数: 16

約数和(自身を含む): 33655200

約数和(自身を除く): 12397126

約数列:

[1, 2, 19, 38, 739, 757, 1478, 1514, 14041, 14383, 28082, 28766, 559423, 1118846, 10629037, 21258074]

約数ペア:

[(1, 21258074), (2, 10629037), (19, 1118846), (38, 559423), (739, 28766), (757, 28082), (1478, 14383), (1514, 14041)]