21929876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{288551}}^1$

素因数の和:288574

約数の個数: 12

約数和(自身を含む): 40397280

約数和(自身を除く): 18467404

約数列:

[1, 2, 4, 19, 38, 76, 288551, 577102, 1154204, 5482469, 10964938, 21929876]

約数ペア:

[(1, 21929876), (2, 10964938), (4, 5482469), (19, 1154204), (38, 577102), (76, 288551)]