21595047039

素因数分解:

$3^4\times {\mathrm{569}}^1\times {\mathrm{468551}}^1$

素因数の和:469132

約数の個数: 20

約数和(自身を含む): 32316031440

約数和(自身を除く): 10720984401

約数列:

[1, 3, 9, 27, 81, 569, 1707, 5121, 15363, 46089, 468551, 1405653, 4216959, 12650877, 37952631, 266605519, 799816557, 2399449671, 7198349013, 21595047039]

約数ペア:

[(1, 21595047039), (3, 7198349013), (9, 2399449671), (27, 799816557), (81, 266605519), (569, 37952631), (1707, 12650877), (5121, 4216959), (15363, 1405653), (46089, 468551)]