21120438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{185267}}^1$

素因数の和:185291

約数の個数: 16

約数和(自身を含む): 44464320

約数和(自身を除く): 23343882

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 185267, 370534, 555801, 1111602, 3520073, 7040146, 10560219, 21120438]

約数ペア:

[(1, 21120438), (2, 10560219), (3, 7040146), (6, 3520073), (19, 1111602), (38, 555801), (57, 370534), (114, 185267)]