21313194321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{9013}}^1$

素因数の和:9465

約数の個数: 32

約数和(自身を含む): 30373574400

約数和(自身を除く): 9060380079

約数列:

[1, 3, 17, 51, 199, 233, 597, 699, 3383, 3961, 9013, 10149, 11883, 27039, 46367, 139101, 153221, 459663, 788239, 1793587, 2100029, 2364717, 5380761, 6300087, 30490979, 35700493, 91472937, 107101479, 417905771, 1253717313, 7104398107, 21313194321]

約数ペア:

[(1, 21313194321), (3, 7104398107), (17, 1253717313), (51, 417905771), (199, 107101479), (233, 91472937), (597, 35700493), (699, 30490979), (3383, 6300087), (3961, 5380761), (9013, 2364717), (10149, 2100029), (11883, 1793587), (27039, 788239), (46367, 459663), (139101, 153221)]