20370021

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{5419}}^1$

素因数の和:5608

約数の個数: 16

約数和(自身を含む): 31219200

約数和(自身を除く): 10849179

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 5419, 16257, 37933, 113799, 970001, 2910003, 6790007, 20370021]

約数ペア:

[(1, 20370021), (3, 6790007), (7, 2910003), (21, 970001), (179, 113799), (537, 37933), (1253, 16257), (3759, 5419)]