2171829

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 3302656

約数和(自身を除く): 1130827

約数列:

[1, 3, 11, 31, 33, 93, 121, 193, 341, 363, 579, 1023, 2123, 3751, 5983, 6369, 11253, 17949, 23353, 65813, 70059, 197439, 723943, 2171829]

約数ペア:

[(1, 2171829), (3, 723943), (11, 197439), (31, 70059), (33, 65813), (93, 23353), (121, 17949), (193, 11253), (341, 6369), (363, 5983), (579, 3751), (1023, 2123)]