21605558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{607}}^1$

素因数の和:696

約数の個数: 24

約数和(自身を含む): 35929152

約数和(自身を除く): 14323594

約数列:

[1, 2, 13, 26, 37, 74, 481, 607, 962, 1214, 1369, 2738, 7891, 15782, 17797, 22459, 35594, 44918, 291967, 583934, 830983, 1661966, 10802779, 21605558]

約数ペア:

[(1, 21605558), (2, 10802779), (13, 1661966), (26, 830983), (37, 583934), (74, 291967), (481, 44918), (607, 35594), (962, 22459), (1214, 17797), (1369, 15782), (2738, 7891)]