21897132351

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1\times {\mathrm{3457}}^1$

素因数の和:3943

約数の個数: 32

約数和(自身を含む): 30116136960

約数和(自身を除く): 8219004609

約数列:

[1, 3, 47, 141, 167, 269, 501, 807, 3457, 7849, 10371, 12643, 23547, 37929, 44923, 134769, 162479, 487437, 577319, 929933, 1731957, 2111381, 2789799, 6334143, 27133993, 43706851, 81401979, 131120553, 155298811, 465896433, 7299044117, 21897132351]

約数ペア:

[(1, 21897132351), (3, 7299044117), (47, 465896433), (141, 155298811), (167, 131120553), (269, 81401979), (501, 43706851), (807, 27133993), (3457, 6334143), (7849, 2789799), (10371, 2111381), (12643, 1731957), (23547, 929933), (37929, 577319), (44923, 487437), (134769, 162479)]