21906678

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{26267}}^1$

素因数の和:26411

約数の個数: 16

約数和(自身を含む): 44130240

約数和(自身を除く): 22223562

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 26267, 52534, 78801, 157602, 3651113, 7302226, 10953339, 21906678]

約数ペア:

[(1, 21906678), (2, 10953339), (3, 7302226), (6, 3651113), (139, 157602), (278, 78801), (417, 52534), (834, 26267)]