21052635

素因数分解:

$3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5179}}^1$

素因数の和:5458

約数の個数: 16

約数和(自身を含む): 33815040

約数和(自身を除く): 12762405

約数列:

[1, 3, 5, 15, 271, 813, 1355, 4065, 5179, 15537, 25895, 77685, 1403509, 4210527, 7017545, 21052635]

約数ペア:

[(1, 21052635), (3, 7017545), (5, 4210527), (15, 1403509), (271, 77685), (813, 25895), (1355, 15537), (4065, 5179)]