2154537

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3109}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 3881280

約数和(自身を除く): 1726743

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 3109, 9327, 21763, 27981, 34199, 65289, 102597, 195867, 239393, 307791, 718179, 2154537]

約数ペア:

[(1, 2154537), (3, 718179), (7, 307791), (9, 239393), (11, 195867), (21, 102597), (33, 65289), (63, 34199), (77, 27981), (99, 21763), (231, 9327), (693, 3109)]