21077427

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32377}}^1$

素因数の和:32418

約数の個数: 16

約数和(自身を含む): 33155072

約数和(自身を除く): 12077645

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 32377, 97131, 226639, 679917, 1003687, 3011061, 7025809, 21077427]

約数ペア:

[(1, 21077427), (3, 7025809), (7, 3011061), (21, 1003687), (31, 679917), (93, 226639), (217, 97131), (651, 32377)]