21155082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 47363328

約数和(自身を除く): 26208246

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 673, 806, 1014, 1209, 1346, 2019, 2418, 4038, 5239, 8749, 10478, 15717, 17498, 20863, 26247, 31434, 41726, 52494, 62589, 113737, 125178, 227474, 271219, 341211, 542438, 682422, 813657, 1627314, 3525847, 7051694, 10577541, 21155082]

約数ペア:

[(1, 21155082), (2, 10577541), (3, 7051694), (6, 3525847), (13, 1627314), (26, 813657), (31, 682422), (39, 542438), (62, 341211), (78, 271219), (93, 227474), (169, 125178), (186, 113737), (338, 62589), (403, 52494), (507, 41726), (673, 31434), (806, 26247), (1014, 20863), (1209, 17498), (1346, 15717), (2019, 10478), (2418, 8749), (4038, 5239)]