21813662

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{7841}}^1$

素因数の和:7963

約数の個数: 16

約数和(自身を含む): 35571312

約数和(自身を除く): 13757650

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 7841, 15682, 101933, 203866, 838987, 1677974, 10906831, 21813662]

約数ペア:

[(1, 21813662), (2, 10906831), (13, 1677974), (26, 838987), (107, 203866), (214, 101933), (1391, 15682), (2782, 7841)]