21946862

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{82507}}^1$

素因数の和:82535

約数の個数: 16

約数和(自身を含む): 39603840

約数和(自身を除く): 17656978

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 82507, 165014, 577549, 1155098, 1567633, 3135266, 10973431, 21946862]

約数ペア:

[(1, 21946862), (2, 10973431), (7, 3135266), (14, 1567633), (19, 1155098), (38, 577549), (133, 165014), (266, 82507)]