21464443

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 29578752

約数和(自身を除く): 8114309

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 287, 451, 523, 533, 1001, 3157, 3661, 3731, 5753, 5863, 6799, 21443, 40271, 41041, 47593, 74789, 150101, 235873, 278759, 523523, 1651111, 1951313, 3066349, 21464443]

約数ペア:

[(1, 21464443), (7, 3066349), (11, 1951313), (13, 1651111), (41, 523523), (77, 278759), (91, 235873), (143, 150101), (287, 74789), (451, 47593), (523, 41041), (533, 40271), (1001, 21443), (3157, 6799), (3661, 5863), (3731, 5753)]