21184235

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 26029056

約数和(自身を除く): 4844821

約数列:

[1, 5, 73, 127, 365, 457, 635, 2285, 9271, 33361, 46355, 58039, 166805, 290195, 4236847, 21184235]

約数ペア:

[(1, 21184235), (5, 4236847), (73, 290195), (127, 166805), (365, 58039), (457, 46355), (635, 33361), (2285, 9271)]