21486623

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 2463457

約数列:

[1, 17, 23, 179, 307, 391, 3043, 4117, 5219, 7061, 54953, 69989, 120037, 934201, 1263919, 21486623]

約数ペア:

[(1, 21486623), (17, 1263919), (23, 934201), (179, 120037), (307, 69989), (391, 54953), (3043, 7061), (4117, 5219)]