21020296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14051}}^1$

素因数の和:14085

約数の個数: 32

約数和(自身を含む): 45528480

約数和(自身を除く): 24508184

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14051, 28102, 56204, 112408, 154561, 238867, 309122, 477734, 618244, 955468, 1236488, 1910936, 2627537, 5255074, 10510148, 21020296]

約数ペア:

[(1, 21020296), (2, 10510148), (4, 5255074), (8, 2627537), (11, 1910936), (17, 1236488), (22, 955468), (34, 618244), (44, 477734), (68, 309122), (88, 238867), (136, 154561), (187, 112408), (374, 56204), (748, 28102), (1496, 14051)]