21562242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{276439}}^1$

素因数の和:276457

約数の個数: 16

約数和(自身を含む): 46441920

約数和(自身を除く): 24879678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 276439, 552878, 829317, 1658634, 3593707, 7187414, 10781121, 21562242]

約数ペア:

[(1, 21562242), (2, 10781121), (3, 7187414), (6, 3593707), (13, 1658634), (26, 829317), (39, 552878), (78, 276439)]