21800638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{5077}}^1$

素因数の和:5211

約数の個数: 16

約数和(自身を含む): 34733520

約数和(自身を除く): 12932882

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 5077, 10154, 96463, 192926, 573701, 1147402, 10900319, 21800638]

約数ペア:

[(1, 21800638), (2, 10900319), (19, 1147402), (38, 573701), (113, 192926), (226, 96463), (2147, 10154), (4294, 5077)]