21178092

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{135757}}^1$

素因数の和:135777

約数の個数: 24

約数和(自身を含む): 53217136

約数和(自身を除く): 32039044

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 135757, 271514, 407271, 543028, 814542, 1629084, 1764841, 3529682, 5294523, 7059364, 10589046, 21178092]

約数ペア:

[(1, 21178092), (2, 10589046), (3, 7059364), (4, 5294523), (6, 3529682), (12, 1764841), (13, 1629084), (26, 814542), (39, 543028), (52, 407271), (78, 271514), (156, 135757)]