21866614

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{141991}}^1$

素因数の和:142011

約数の個数: 16

約数和(自身を含む): 40893696

約数和(自身を除く): 19027082

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 141991, 283982, 993937, 1561901, 1987874, 3123802, 10933307, 21866614]

約数ペア:

[(1, 21866614), (2, 10933307), (7, 3123802), (11, 1987874), (14, 1561901), (22, 993937), (77, 283982), (154, 141991)]