21344584

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{50341}}^1$

素因数の和:50400

約数の個数: 16

約数和(自身を含む): 40777020

約数和(自身を除く): 19432436

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 50341, 100682, 201364, 402728, 2668073, 5336146, 10672292, 21344584]

約数ペア:

[(1, 21344584), (2, 10672292), (4, 5336146), (8, 2668073), (53, 402728), (106, 201364), (212, 100682), (424, 50341)]