2115861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 3114048

約数和(自身を除く): 998187

約数列:

[1, 3, 11, 33, 97, 291, 661, 1067, 1983, 3201, 7271, 21813, 64117, 192351, 705287, 2115861]

約数ペア:

[(1, 2115861), (3, 705287), (11, 192351), (33, 64117), (97, 21813), (291, 7271), (661, 3201), (1067, 1983)]