21000916543

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6869}}^1\times {\mathrm{4349}}^1$

素因数の和:11274

約数の個数: 16

約数和(自身を含む): 22712220000

約数和(自身を除く): 1711303457

約数列:

[1, 19, 37, 703, 4349, 6869, 82631, 130511, 160913, 254153, 3057347, 4828907, 29873281, 567592339, 1105311397, 21000916543]

約数ペア:

[(1, 21000916543), (19, 1105311397), (37, 567592339), (703, 29873281), (4349, 4828907), (6869, 3057347), (82631, 254153), (130511, 160913)]