21023384

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{37013}}^1$

素因数の和:37090

約数の個数: 16

約数和(自身を含む): 39975120

約数和(自身を除く): 18951736

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 37013, 74026, 148052, 296104, 2627923, 5255846, 10511692, 21023384]

約数ペア:

[(1, 21023384), (2, 10511692), (4, 5255846), (8, 2627923), (71, 296104), (142, 148052), (284, 74026), (568, 37013)]