21415801

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 25100928

約数和(自身を除く): 3685127

約数列:

[1, 11, 17, 71, 187, 781, 1207, 1613, 13277, 17743, 27421, 114523, 301631, 1259753, 1946891, 21415801]

約数ペア:

[(1, 21415801), (11, 1946891), (17, 1259753), (71, 301631), (187, 114523), (781, 27421), (1207, 17743), (1613, 13277)]