21852837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{613}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 33620184

約数和(自身を除く): 11767347

約数列:

[1, 3, 9, 17, 51, 153, 233, 613, 699, 1839, 2097, 3961, 5517, 10421, 11883, 31263, 35649, 93789, 142829, 428487, 1285461, 2428093, 7284279, 21852837]

約数ペア:

[(1, 21852837), (3, 7284279), (9, 2428093), (17, 1285461), (51, 428487), (153, 142829), (233, 93789), (613, 35649), (699, 31263), (1839, 11883), (2097, 10421), (3961, 5517)]