21167806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{1759}}^1$

素因数の和:2319

約数の個数: 16

約数和(自身を含む): 34721280

約数和(自身を除く): 13553474

約数列:

[1, 2, 11, 22, 547, 1094, 1759, 3518, 6017, 12034, 19349, 38698, 962173, 1924346, 10583903, 21167806]

約数ペア:

[(1, 21167806), (2, 10583903), (11, 1924346), (22, 962173), (547, 38698), (1094, 19349), (1759, 12034), (3518, 6017)]