21610198

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1249}}^1$

素因数の和:1503

約数の個数: 16

約数和(自身を含む): 33390000

約数和(自身を除く): 11779802

約数列:

[1, 2, 41, 82, 211, 422, 1249, 2498, 8651, 17302, 51209, 102418, 263539, 527078, 10805099, 21610198]

約数ペア:

[(1, 21610198), (2, 10805099), (41, 527078), (82, 263539), (211, 102418), (422, 51209), (1249, 17302), (2498, 8651)]