21050614

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{919}}^1$

素因数の和:1815

約数の個数: 16

約数和(自身を含む): 34080480

約数和(自身を除く): 13029866

約数列:

[1, 2, 13, 26, 881, 919, 1762, 1838, 11453, 11947, 22906, 23894, 809639, 1619278, 10525307, 21050614]

約数ペア:

[(1, 21050614), (2, 10525307), (13, 1619278), (26, 809639), (881, 23894), (919, 22906), (1762, 11947), (1838, 11453)]