21367577

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 28071360

約数和(自身を除く): 6703783

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1367, 1421, 2233, 9569, 15037, 15631, 39643, 66983, 105259, 277501, 436073, 736813, 1942507, 3052511, 21367577]

約数ペア:

[(1, 21367577), (7, 3052511), (11, 1942507), (29, 736813), (49, 436073), (77, 277501), (203, 105259), (319, 66983), (539, 39643), (1367, 15631), (1421, 15037), (2233, 9569)]