21048652894

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{881}}^1\times {\mathrm{53569}}^1$

素因数の和:54675

約数の個数: 16

約数和(自身を含む): 31751153280

約数和(自身を除く): 10702500386

約数列:

[1, 2, 223, 446, 881, 1762, 53569, 107138, 196463, 392926, 11945887, 23891774, 47194289, 94388578, 10524326447, 21048652894]

約数ペア:

[(1, 21048652894), (2, 10524326447), (223, 94388578), (446, 47194289), (881, 23891774), (1762, 11945887), (53569, 392926), (107138, 196463)]