21302418

素因数分解:

$2^1\times 3^1\times {\mathrm{389}}^1\times {\mathrm{9127}}^1$

素因数の和:9521

約数の個数: 16

約数和(自身を含む): 42719040

約数和(自身を除く): 21416622

約数列:

[1, 2, 3, 6, 389, 778, 1167, 2334, 9127, 18254, 27381, 54762, 3550403, 7100806, 10651209, 21302418]

約数ペア:

[(1, 21302418), (2, 10651209), (3, 7100806), (6, 3550403), (389, 54762), (778, 27381), (1167, 18254), (2334, 9127)]