21607377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1163}}^1$

素因数の和:1740

約数の個数: 16

約数和(自身を含む): 31511808

約数和(自身を除く): 9904431

約数列:

[1, 3, 11, 33, 563, 1163, 1689, 3489, 6193, 12793, 18579, 38379, 654769, 1964307, 7202459, 21607377]

約数ペア:

[(1, 21607377), (3, 7202459), (11, 1964307), (33, 654769), (563, 38379), (1163, 18579), (1689, 12793), (3489, 6193)]