21176324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1439}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 40078080

約数和(自身を除く): 18901756

約数列:

[1, 2, 4, 13, 26, 52, 283, 566, 1132, 1439, 2878, 3679, 5756, 7358, 14716, 18707, 37414, 74828, 407237, 814474, 1628948, 5294081, 10588162, 21176324]

約数ペア:

[(1, 21176324), (2, 10588162), (4, 5294081), (13, 1628948), (26, 814474), (52, 407237), (283, 74828), (566, 37414), (1132, 18707), (1439, 14716), (2878, 7358), (3679, 5756)]