21912678

素因数分解:

$2^1\times 3^2\times {\mathrm{751}}^1\times {\mathrm{1621}}^1$

素因数の和:2380

約数の個数: 24

約数和(自身を含む): 47570016

約数和(自身を除く): 25657338

約数列:

[1, 2, 3, 6, 9, 18, 751, 1502, 1621, 2253, 3242, 4506, 4863, 6759, 9726, 13518, 14589, 29178, 1217371, 2434742, 3652113, 7304226, 10956339, 21912678]

約数ペア:

[(1, 21912678), (2, 10956339), (3, 7304226), (6, 3652113), (9, 2434742), (18, 1217371), (751, 29178), (1502, 14589), (1621, 13518), (2253, 9726), (3242, 6759), (4506, 4863)]