21323605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1163}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 27097920

約数和(自身を除く): 5774315

約数列:

[1, 5, 19, 95, 193, 965, 1163, 3667, 5815, 18335, 22097, 110485, 224459, 1122295, 4264721, 21323605]

約数ペア:

[(1, 21323605), (5, 4264721), (19, 1122295), (95, 224459), (193, 110485), (965, 22097), (1163, 18335), (3667, 5815)]