21000343317

素因数分解:

$3^1\times {\mathrm{193}}^1\times {\mathrm{907}}^1\times {\mathrm{39989}}^1$

素因数の和:41092

約数の個数: 16

約数和(自身を含む): 28177273920

約数和(自身を除く): 7176930603

約数列:

[1, 3, 193, 579, 907, 2721, 39989, 119967, 175051, 525153, 7717877, 23153631, 36270023, 108810069, 7000114439, 21000343317]

約数ペア:

[(1, 21000343317), (3, 7000114439), (193, 108810069), (579, 36270023), (907, 23153631), (2721, 7717877), (39989, 525153), (119967, 175051)]