21866004

素因数分解:

$2^2\times 3^3\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 56965440

約数和(自身を除く): 35099436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 293, 586, 691, 879, 1172, 1382, 1758, 2073, 2637, 2764, 3516, 4146, 5274, 6219, 7911, 8292, 10548, 12438, 15822, 18657, 24876, 31644, 37314, 74628, 202463, 404926, 607389, 809852, 1214778, 1822167, 2429556, 3644334, 5466501, 7288668, 10933002, 21866004]

約数ペア:

[(1, 21866004), (2, 10933002), (3, 7288668), (4, 5466501), (6, 3644334), (9, 2429556), (12, 1822167), (18, 1214778), (27, 809852), (36, 607389), (54, 404926), (108, 202463), (293, 74628), (586, 37314), (691, 31644), (879, 24876), (1172, 18657), (1382, 15822), (1758, 12438), (2073, 10548), (2637, 8292), (2764, 7911), (3516, 6219), (4146, 5274)]