21676956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1709}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 58222080

約数和(自身を除く): 36545124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 151, 302, 453, 604, 906, 1057, 1709, 1812, 2114, 3171, 3418, 4228, 5127, 6342, 6836, 10254, 11963, 12684, 20508, 23926, 35889, 47852, 71778, 143556, 258059, 516118, 774177, 1032236, 1548354, 1806413, 3096708, 3612826, 5419239, 7225652, 10838478, 21676956]

約数ペア:

[(1, 21676956), (2, 10838478), (3, 7225652), (4, 5419239), (6, 3612826), (7, 3096708), (12, 1806413), (14, 1548354), (21, 1032236), (28, 774177), (42, 516118), (84, 258059), (151, 143556), (302, 71778), (453, 47852), (604, 35889), (906, 23926), (1057, 20508), (1709, 12684), (1812, 11963), (2114, 10254), (3171, 6836), (3418, 6342), (4228, 5127)]