21000337477

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{6277}}^1\times {\mathrm{10169}}^1$

素因数の和:16500

約数の個数: 16

約数和(自身を含む): 24517347840

約数和(自身を除く): 3517010363

約数列:

[1, 7, 47, 329, 6277, 10169, 43939, 71183, 295019, 477943, 2065133, 3345601, 63830813, 446815691, 3000048211, 21000337477]

約数ペア:

[(1, 21000337477), (7, 3000048211), (47, 446815691), (329, 63830813), (6277, 3345601), (10169, 2065133), (43939, 477943), (71183, 295019)]