21042346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1453}}^1$

素因数の和:2025

約数の個数: 16

約数和(自身を含む): 34075944

約数和(自身を除く): 13033598

約数列:

[1, 2, 13, 26, 557, 1114, 1453, 2906, 7241, 14482, 18889, 37778, 809321, 1618642, 10521173, 21042346]

約数ペア:

[(1, 21042346), (2, 10521173), (13, 1618642), (26, 809321), (557, 37778), (1114, 18889), (1453, 14482), (2906, 7241)]