21631092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5479}}^1$

素因数の和:5540

約数の個数: 48

約数和(自身を含む): 58920960

約数和(自身を除く): 37289868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5479, 10958, 16437, 21916, 32874, 38353, 65748, 76706, 115059, 153412, 230118, 257513, 460236, 515026, 772539, 1030052, 1545078, 1802591, 3090156, 3605182, 5407773, 7210364, 10815546, 21631092]

約数ペア:

[(1, 21631092), (2, 10815546), (3, 7210364), (4, 5407773), (6, 3605182), (7, 3090156), (12, 1802591), (14, 1545078), (21, 1030052), (28, 772539), (42, 515026), (47, 460236), (84, 257513), (94, 230118), (141, 153412), (188, 115059), (282, 76706), (329, 65748), (564, 38353), (658, 32874), (987, 21916), (1316, 16437), (1974, 10958), (3948, 5479)]