21802517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3761}}^1$

素因数の和:3820

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 4200427

約数列:

[1, 11, 17, 31, 187, 341, 527, 3761, 5797, 41371, 63937, 116591, 703307, 1282501, 1982047, 21802517]

約数ペア:

[(1, 21802517), (11, 1982047), (17, 1282501), (31, 703307), (187, 116591), (341, 63937), (527, 41371), (3761, 5797)]