13721373

素因数分解:

$3^3\times {\mathrm{619}}^1\times {\mathrm{821}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 20385600

約数和(自身を除く): 6664227

約数列:

[1, 3, 9, 27, 619, 821, 1857, 2463, 5571, 7389, 16713, 22167, 508199, 1524597, 4573791, 13721373]

約数ペア:

[(1, 13721373), (3, 4573791), (9, 1524597), (27, 508199), (619, 22167), (821, 16713), (1857, 7389), (2463, 5571)]