21497762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{75167}}^1$

素因数の和:75193

約数の個数: 16

約数和(自身を含む): 37884672

約数和(自身を除く): 16386910

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 75167, 150334, 826837, 977171, 1653674, 1954342, 10748881, 21497762]

約数ペア:

[(1, 21497762), (2, 10748881), (11, 1954342), (13, 1653674), (22, 977171), (26, 826837), (143, 150334), (286, 75167)]