21024393935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1660039}}^1$

素因数の和:1660210

約数の個数: 16

約数和(自身を含む): 26892648000

約数和(自身を除く): 5868254065

約数列:

[1, 5, 17, 85, 149, 745, 2533, 12665, 1660039, 8300195, 28220663, 141103315, 247345811, 1236729055, 4204878787, 21024393935]

約数ペア:

[(1, 21024393935), (5, 4204878787), (17, 1236729055), (85, 247345811), (149, 141103315), (745, 28220663), (2533, 8300195), (12665, 1660039)]