21464703

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61153}}^1$

素因数の和:61175

約数の個数: 16

約数和(自身を含む): 34246240

約数和(自身を除く): 12781537

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 61153, 183459, 550377, 794989, 1651131, 2384967, 7154901, 21464703]

約数ペア:

[(1, 21464703), (3, 7154901), (9, 2384967), (13, 1651131), (27, 794989), (39, 550377), (117, 183459), (351, 61153)]