20210267517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1\times {\mathrm{11959}}^1$

素因数の和:12673

約数の個数: 32

約数和(自身を含む): 29801640960

約数和(自身を除く): 9591373443

約数列:

[1, 3, 11, 33, 83, 249, 617, 913, 1851, 2739, 6787, 11959, 20361, 35877, 51211, 131549, 153633, 394647, 563321, 992597, 1689963, 2977791, 7378703, 10918567, 22136109, 32755701, 81165733, 243497199, 612432349, 1837297047, 6736755839, 20210267517]

約数ペア:

[(1, 20210267517), (3, 6736755839), (11, 1837297047), (33, 612432349), (83, 243497199), (249, 81165733), (617, 32755701), (913, 22136109), (1851, 10918567), (2739, 7378703), (6787, 2977791), (11959, 1689963), (20361, 992597), (35877, 563321), (51211, 394647), (131549, 153633)]