21257448

素因数分解:

$2^3\times 3^1\times {\mathrm{885727}}^1$

素因数の和:885736

約数の個数: 16

約数和(自身を含む): 53143680

約数和(自身を除く): 31886232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 885727, 1771454, 2657181, 3542908, 5314362, 7085816, 10628724, 21257448]

約数ペア:

[(1, 21257448), (2, 10628724), (3, 7085816), (4, 5314362), (6, 3542908), (8, 2657181), (12, 1771454), (24, 885727)]