21884434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76519}}^1$

素因数の和:76545

約数の個数: 16

約数和(自身を含む): 38566080

約数和(自身を除く): 16681646

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76519, 153038, 841709, 994747, 1683418, 1989494, 10942217, 21884434]

約数ペア:

[(1, 21884434), (2, 10942217), (11, 1989494), (13, 1683418), (22, 994747), (26, 841709), (143, 153038), (286, 76519)]