2140173

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 3770208

約数和(自身を除く): 1630035

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 211, 441, 483, 633, 1127, 1449, 1477, 1899, 3381, 4431, 4853, 10143, 10339, 13293, 14559, 31017, 33971, 43677, 93051, 101913, 237797, 305739, 713391, 2140173]

約数ペア:

[(1, 2140173), (3, 713391), (7, 305739), (9, 237797), (21, 101913), (23, 93051), (49, 43677), (63, 33971), (69, 31017), (147, 14559), (161, 13293), (207, 10339), (211, 10143), (441, 4853), (483, 4431), (633, 3381), (1127, 1899), (1449, 1477)]