2120951

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 2626560

約数和(自身を除く): 505609

約数列:

[1, 7, 19, 37, 133, 259, 431, 703, 3017, 4921, 8189, 15947, 57323, 111629, 302993, 2120951]

約数ペア:

[(1, 2120951), (7, 302993), (19, 111629), (37, 57323), (133, 15947), (259, 8189), (431, 4921), (703, 3017)]