21324188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{563}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 39653712

約数和(自身を除く): 18329524

約数列:

[1, 2, 4, 17, 34, 68, 557, 563, 1114, 1126, 2228, 2252, 9469, 9571, 18938, 19142, 37876, 38284, 313591, 627182, 1254364, 5331047, 10662094, 21324188]

約数ペア:

[(1, 21324188), (2, 10662094), (4, 5331047), (17, 1254364), (34, 627182), (68, 313591), (557, 38284), (563, 37876), (1114, 19142), (1126, 18938), (2228, 9571), (2252, 9469)]