2420817

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6781}}^1$

素因数の和:6808

約数の個数: 16

約数和(自身を含む): 3906432

約数和(自身を除く): 1485615

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 6781, 20343, 47467, 115277, 142401, 345831, 806939, 2420817]

約数ペア:

[(1, 2420817), (3, 806939), (7, 345831), (17, 142401), (21, 115277), (51, 47467), (119, 20343), (357, 6781)]