21817585728

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1221863}}^1$

素因数の和:1221912

約数の個数: 84

約数和(自身を含む): 64553518848

約数和(自身を除く): 42735933120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1488, 1984, 2232, 2976, 4464, 5952, 8928, 17856, 1221863, 2443726, 3665589, 4887452, 7331178, 9774904, 10996767, 14662356, 19549808, 21993534, 29324712, 37877753, 39099616, 43987068, 58649424, 75755506, 78199232, 87974136, 113633259, 117298848, 151511012, 175948272, 227266518, 234597696, 303022024, 340899777, 351896544, 454533036, 606044048, 681799554, 703793088, 909066072, 1212088096, 1363599108, 1818132144, 2424176192, 2727198216, 3636264288, 5454396432, 7272528576, 10908792864, 21817585728]

約数ペア:

[(1, 21817585728), (2, 10908792864), (3, 7272528576), (4, 5454396432), (6, 3636264288), (8, 2727198216), (9, 2424176192), (12, 1818132144), (16, 1363599108), (18, 1212088096), (24, 909066072), (31, 703793088), (32, 681799554), (36, 606044048), (48, 454533036), (62, 351896544), (64, 340899777), (72, 303022024), (93, 234597696), (96, 227266518), (124, 175948272), (144, 151511012), (186, 117298848), (192, 113633259), (248, 87974136), (279, 78199232), (288, 75755506), (372, 58649424), (496, 43987068), (558, 39099616), (576, 37877753), (744, 29324712), (992, 21993534), (1116, 19549808), (1488, 14662356), (1984, 10996767), (2232, 9774904), (2976, 7331178), (4464, 4887452), (5952, 3665589), (8928, 2443726), (17856, 1221863)]