21930350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33739}}^1$

素因数の和:33764

約数の個数: 24

約数和(自身を含む): 43929480

約数和(自身を除く): 21999130

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33739, 67478, 168695, 337390, 438607, 843475, 877214, 1686950, 2193035, 4386070, 10965175, 21930350]

約数ペア:

[(1, 21930350), (2, 10965175), (5, 4386070), (10, 2193035), (13, 1686950), (25, 877214), (26, 843475), (50, 438607), (65, 337390), (130, 168695), (325, 67478), (650, 33739)]