21192729

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{3041}}^1$

素因数の和:3168

約数の個数: 16

約数和(自身を含む): 29787264

約数和(自身を除く): 8594535

約数列:

[1, 3, 23, 69, 101, 303, 2323, 3041, 6969, 9123, 69943, 209829, 307141, 921423, 7064243, 21192729]

約数ペア:

[(1, 21192729), (3, 7064243), (23, 921423), (69, 307141), (101, 209829), (303, 69943), (2323, 9123), (3041, 6969)]