21308712

素因数分解:

$2^3\times 3^1\times {\mathrm{617}}^1\times {\mathrm{1439}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 53395200

約数和(自身を除く): 32086488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 617, 1234, 1439, 1851, 2468, 2878, 3702, 4317, 4936, 5756, 7404, 8634, 11512, 14808, 17268, 34536, 887863, 1775726, 2663589, 3551452, 5327178, 7102904, 10654356, 21308712]

約数ペア:

[(1, 21308712), (2, 10654356), (3, 7102904), (4, 5327178), (6, 3551452), (8, 2663589), (12, 1775726), (24, 887863), (617, 34536), (1234, 17268), (1439, 14808), (1851, 11512), (2468, 8634), (2878, 7404), (3702, 5756), (4317, 4936)]