21283764

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{2767}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 49757568

約数和(自身を除く): 28473804

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2564, 2767, 3846, 5534, 7692, 8301, 11068, 16602, 33204, 1773647, 3547294, 5320941, 7094588, 10641882, 21283764]

約数ペア:

[(1, 21283764), (2, 10641882), (3, 7094588), (4, 5320941), (6, 3547294), (12, 1773647), (641, 33204), (1282, 16602), (1923, 11068), (2564, 8301), (2767, 7692), (3846, 5534)]