21892017

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1549}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 33430400

約数和(自身を除く): 11538383

約数列:

[1, 3, 7, 21, 673, 1549, 2019, 4647, 4711, 10843, 14133, 32529, 1042477, 3127431, 7297339, 21892017]

約数ペア:

[(1, 21892017), (3, 7297339), (7, 3127431), (21, 1042477), (673, 32529), (1549, 14133), (2019, 10843), (4647, 4711)]