20797655721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21463009}}^1$

素因数の和:21463048

約数の個数: 16

約数和(自身を含む): 30906734400

約数和(自身を除く): 10109078679

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21463009, 64389027, 364871153, 407797171, 1094613459, 1223391513, 6932551907, 20797655721]

約数ペア:

[(1, 20797655721), (3, 6932551907), (17, 1223391513), (19, 1094613459), (51, 407797171), (57, 364871153), (323, 64389027), (969, 21463009)]