2120139

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 3555552

約数和(自身を除く): 1435413

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 461, 511, 657, 1383, 1533, 3227, 4149, 4599, 9681, 29043, 33653, 100959, 235571, 302877, 706713, 2120139]

約数ペア:

[(1, 2120139), (3, 706713), (7, 302877), (9, 235571), (21, 100959), (63, 33653), (73, 29043), (219, 9681), (461, 4599), (511, 4149), (657, 3227), (1383, 1533)]