21828050

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{8237}}^1$

素因数の和:8302

約数の個数: 24

約数和(自身を含む): 41371236

約数和(自身を除く): 19543186

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 8237, 16474, 41185, 82370, 205925, 411850, 436561, 873122, 2182805, 4365610, 10914025, 21828050]

約数ペア:

[(1, 21828050), (2, 10914025), (5, 4365610), (10, 2182805), (25, 873122), (50, 436561), (53, 411850), (106, 205925), (265, 82370), (530, 41185), (1325, 16474), (2650, 8237)]