21460488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 61824000

約数和(自身を除く): 40363512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 139, 168, 278, 417, 556, 834, 919, 973, 1112, 1668, 1838, 1946, 2757, 2919, 3336, 3676, 3892, 5514, 5838, 6433, 7352, 7784, 11028, 11676, 12866, 19299, 22056, 23352, 25732, 38598, 51464, 77196, 127741, 154392, 255482, 383223, 510964, 766446, 894187, 1021928, 1532892, 1788374, 2682561, 3065784, 3576748, 5365122, 7153496, 10730244, 21460488]

約数ペア:

[(1, 21460488), (2, 10730244), (3, 7153496), (4, 5365122), (6, 3576748), (7, 3065784), (8, 2682561), (12, 1788374), (14, 1532892), (21, 1021928), (24, 894187), (28, 766446), (42, 510964), (56, 383223), (84, 255482), (139, 154392), (168, 127741), (278, 77196), (417, 51464), (556, 38598), (834, 25732), (919, 23352), (973, 22056), (1112, 19299), (1668, 12866), (1838, 11676), (1946, 11028), (2757, 7784), (2919, 7352), (3336, 6433), (3676, 5838), (3892, 5514)]