21608438

素因数分解:

$2^1\times {\mathrm{47}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:236

約数の個数: 24

約数和(自身を含む): 34071672

約数和(自身を除く): 12463234

約数列:

[1, 2, 47, 67, 73, 94, 134, 146, 2209, 3149, 3431, 4418, 4891, 6298, 6862, 9782, 148003, 161257, 229877, 296006, 322514, 459754, 10804219, 21608438]

約数ペア:

[(1, 21608438), (2, 10804219), (47, 459754), (67, 322514), (73, 296006), (94, 229877), (134, 161257), (146, 148003), (2209, 9782), (3149, 6862), (3431, 6298), (4418, 4891)]