211942017

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{9319}}^1$

素因数の和:9370

約数の個数: 36

約数和(自身を含む): 369295680

約数和(自身を除く): 157353663

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 1083, 1197, 2527, 3249, 7581, 9319, 22743, 27957, 65233, 83871, 177061, 195699, 531183, 587097, 1239427, 1593549, 3364159, 3718281, 10092477, 11154843, 23549113, 30277431, 70647339, 211942017]

約数ペア:

[(1, 211942017), (3, 70647339), (7, 30277431), (9, 23549113), (19, 11154843), (21, 10092477), (57, 3718281), (63, 3364159), (133, 1593549), (171, 1239427), (361, 587097), (399, 531183), (1083, 195699), (1197, 177061), (2527, 83871), (3249, 65233), (7581, 27957), (9319, 22743)]