21837751

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 24321024

約数和(自身を除く): 2483273

約数列:

[1, 13, 47, 103, 347, 611, 1339, 4511, 4841, 16309, 35741, 62933, 212017, 464633, 1679827, 21837751]

約数ペア:

[(1, 21837751), (13, 1679827), (47, 464633), (103, 212017), (347, 62933), (611, 35741), (1339, 16309), (4511, 4841)]