2001948921

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{296981}}^1$

素因数の和:297101

約数の個数: 24

約数和(自身を含む): 3335701824

約数和(自身を除く): 1333752903

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 296981, 890943, 2078867, 2672829, 6236601, 18709803, 31776967, 95330901, 222438769, 285992703, 667316307, 2001948921]

約数ペア:

[(1, 2001948921), (3, 667316307), (7, 285992703), (9, 222438769), (21, 95330901), (63, 31776967), (107, 18709803), (321, 6236601), (749, 2672829), (963, 2078867), (2247, 890943), (6741, 296981)]