21603312

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2198

約数の個数: 60

約数和(自身を含む): 61339824

約数和(自身を除く): 39736512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2113, 2556, 3408, 4226, 5112, 6339, 8452, 10224, 12678, 16904, 19017, 25356, 33808, 38034, 50712, 76068, 101424, 150023, 152136, 300046, 304272, 450069, 600092, 900138, 1200184, 1350207, 1800276, 2400368, 2700414, 3600552, 5400828, 7201104, 10801656, 21603312]

約数ペア:

[(1, 21603312), (2, 10801656), (3, 7201104), (4, 5400828), (6, 3600552), (8, 2700414), (9, 2400368), (12, 1800276), (16, 1350207), (18, 1200184), (24, 900138), (36, 600092), (48, 450069), (71, 304272), (72, 300046), (142, 152136), (144, 150023), (213, 101424), (284, 76068), (426, 50712), (568, 38034), (639, 33808), (852, 25356), (1136, 19017), (1278, 16904), (1704, 12678), (2113, 10224), (2556, 8452), (3408, 6339), (4226, 5112)]