21075954

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206627}}^1$

素因数の和:206649

約数の個数: 16

約数和(自身を含む): 44631648

約数和(自身を除く): 23555694

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206627, 413254, 619881, 1239762, 3512659, 7025318, 10537977, 21075954]

約数ペア:

[(1, 21075954), (2, 10537977), (3, 7025318), (6, 3512659), (17, 1239762), (34, 619881), (51, 413254), (102, 206627)]