2944221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 4853760

約数和(自身を除く): 1909539

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 157, 329, 399, 471, 893, 987, 1099, 2679, 2983, 3297, 6251, 7379, 8949, 18753, 20881, 22137, 51653, 62643, 140201, 154959, 420603, 981407, 2944221]

約数ペア:

[(1, 2944221), (3, 981407), (7, 420603), (19, 154959), (21, 140201), (47, 62643), (57, 51653), (133, 22137), (141, 20881), (157, 18753), (329, 8949), (399, 7379), (471, 6251), (893, 3297), (987, 2983), (1099, 2679)]