21595647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6211}}^1$

素因数の和:6294

約数の個数: 16

約数和(自身を含む): 30811520

約数和(自身を除く): 9215873

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6211, 18633, 118009, 354027, 378871, 1136613, 7198549, 21595647]

約数ペア:

[(1, 21595647), (3, 7198549), (19, 1136613), (57, 378871), (61, 354027), (183, 118009), (1159, 18633), (3477, 6211)]