21022620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350377}}^1$

素因数の和:350389

約数の個数: 24

約数和(自身を含む): 58863504

約数和(自身を除く): 37840884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350377, 700754, 1051131, 1401508, 1751885, 2102262, 3503770, 4204524, 5255655, 7007540, 10511310, 21022620]

約数ペア:

[(1, 21022620), (2, 10511310), (3, 7007540), (4, 5255655), (5, 4204524), (6, 3503770), (10, 2102262), (12, 1751885), (15, 1401508), (20, 1051131), (30, 700754), (60, 350377)]