21508744459

素因数分解:

${\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1\times {\mathrm{3917}}^1$

素因数の和:4466

約数の個数: 16

約数和(自身を含む): 21895163136

約数和(自身を除く): 386418677

約数列:

[1, 131, 167, 251, 3917, 21877, 32881, 41917, 513127, 654139, 983167, 5491127, 85692209, 128794877, 164188889, 21508744459]

約数ペア:

[(1, 21508744459), (131, 164188889), (167, 128794877), (251, 85692209), (3917, 5491127), (21877, 983167), (32881, 654139), (41917, 513127)]