21646144

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{26017}}^1$

素因数の和:26042

約数の個数: 28

約数和(自身を含む): 46260004

約数和(自身を除く): 24613860

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 26017, 52034, 104068, 208136, 338221, 416272, 676442, 832544, 1352884, 1665088, 2705768, 5411536, 10823072, 21646144]

約数ペア:

[(1, 21646144), (2, 10823072), (4, 5411536), (8, 2705768), (13, 1665088), (16, 1352884), (26, 832544), (32, 676442), (52, 416272), (64, 338221), (104, 208136), (208, 104068), (416, 52034), (832, 26017)]