21717254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6577}}^1$

素因数の和:6719

約数の個数: 16

約数和(自身を含む): 35363328

約数和(自身を除く): 13646074

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 6577, 13154, 85501, 171002, 835279, 1670558, 10858627, 21717254]

約数ペア:

[(1, 21717254), (2, 10858627), (13, 1670558), (26, 835279), (127, 171002), (254, 85501), (1651, 13154), (3302, 6577)]