21091313869

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1\times {\mathrm{5573}}^1$

素因数の和:7164

約数の個数: 16

約数和(自身を含む): 22380724800

約数和(自身を除く): 1289410931

約数列:

[1, 19, 139, 1433, 2641, 5573, 27227, 105887, 199187, 774647, 3784553, 7986109, 14718293, 151736071, 1110069151, 21091313869]

約数ペア:

[(1, 21091313869), (19, 1110069151), (139, 151736071), (1433, 14718293), (2641, 7986109), (5573, 3784553), (27227, 774647), (105887, 199187)]