21387146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{16477}}^1$

素因数の和:16549

約数の個数: 16

約数和(自身を含む): 35592480

約数和(自身を除く): 14205334

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 16477, 32954, 181247, 362494, 972143, 1944286, 10693573, 21387146]

約数ペア:

[(1, 21387146), (2, 10693573), (11, 1944286), (22, 972143), (59, 362494), (118, 181247), (649, 32954), (1298, 16477)]