2145197804913

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{21155171}}^1$

素因数の和:21155789

約数の個数: 24

約数和(自身を含む): 3267204763680

約数和(自身を除く): 1122006958767

約数列:

[1, 3, 9, 19, 57, 171, 593, 1779, 5337, 11267, 33801, 101403, 21155171, 63465513, 190396539, 401948249, 1205844747, 3617534241, 12545016403, 37635049209, 112905147627, 238355311657, 715065934971, 2145197804913]

約数ペア:

[(1, 2145197804913), (3, 715065934971), (9, 238355311657), (19, 112905147627), (57, 37635049209), (171, 12545016403), (593, 3617534241), (1779, 1205844747), (5337, 401948249), (11267, 190396539), (33801, 63465513), (101403, 21155171)]