21549279628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16679009}}^1$

素因数の和:16679049

約数の個数: 24

約数和(自身を含む): 42031105200

約数和(自身を除く): 20481825572

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16679009, 33358018, 66716036, 283543153, 316901171, 567086306, 633802342, 1134172612, 1267604684, 5387319907, 10774639814, 21549279628]

約数ペア:

[(1, 21549279628), (2, 10774639814), (4, 5387319907), (17, 1267604684), (19, 1134172612), (34, 633802342), (38, 567086306), (68, 316901171), (76, 283543153), (323, 66716036), (646, 33358018), (1292, 16679009)]