21851544

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6367}}^1$

素因数の和:6400

約数の個数: 64

約数和(自身を含む): 64189440

約数和(自身を除く): 42337896

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6367, 12734, 19101, 25468, 38202, 50936, 70037, 76404, 82771, 140074, 152808, 165542, 210111, 248313, 280148, 331084, 420222, 496626, 560296, 662168, 840444, 910481, 993252, 1680888, 1820962, 1986504, 2731443, 3641924, 5462886, 7283848, 10925772, 21851544]

約数ペア:

[(1, 21851544), (2, 10925772), (3, 7283848), (4, 5462886), (6, 3641924), (8, 2731443), (11, 1986504), (12, 1820962), (13, 1680888), (22, 993252), (24, 910481), (26, 840444), (33, 662168), (39, 560296), (44, 496626), (52, 420222), (66, 331084), (78, 280148), (88, 248313), (104, 210111), (132, 165542), (143, 152808), (156, 140074), (264, 82771), (286, 76404), (312, 70037), (429, 50936), (572, 38202), (858, 25468), (1144, 19101), (1716, 12734), (3432, 6367)]