21343118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 34957440

約数和(自身を除く): 13614322

約数列:

[1, 2, 19, 38, 67, 83, 101, 134, 166, 202, 1273, 1577, 1919, 2546, 3154, 3838, 5561, 6767, 8383, 11122, 13534, 16766, 105659, 128573, 159277, 211318, 257146, 318554, 561661, 1123322, 10671559, 21343118]

約数ペア:

[(1, 21343118), (2, 10671559), (19, 1123322), (38, 561661), (67, 318554), (83, 257146), (101, 211318), (134, 159277), (166, 128573), (202, 105659), (1273, 16766), (1577, 13534), (1919, 11122), (2546, 8383), (3154, 6767), (3838, 5561)]