21922054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12941}}^1$

素因数の和:12972

約数の個数: 24

約数和(自身を含む): 41310864

約数和(自身を除く): 19388810

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12941, 25882, 90587, 142351, 181174, 284702, 996457, 1565861, 1992914, 3131722, 10961027, 21922054]

約数ペア:

[(1, 21922054), (2, 10961027), (7, 3131722), (11, 1992914), (14, 1565861), (22, 996457), (77, 284702), (121, 181174), (154, 142351), (242, 90587), (847, 25882), (1694, 12941)]