21212488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241051}}^1$

素因数の和:241068

約数の個数: 16

約数和(自身を含む): 43389360

約数和(自身を除く): 22176872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241051, 482102, 964204, 1928408, 2651561, 5303122, 10606244, 21212488]

約数ペア:

[(1, 21212488), (2, 10606244), (4, 5303122), (8, 2651561), (11, 1928408), (22, 964204), (44, 482102), (88, 241051)]