21676454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13913}}^1$

素因数の和:13975

約数の個数: 16

約数和(自身を含む): 35063280

約数和(自身を除く): 13386826

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13913, 27826, 264347, 528694, 570433, 1140866, 10838227, 21676454]

約数ペア:

[(1, 21676454), (2, 10838227), (19, 1140866), (38, 570433), (41, 528694), (82, 264347), (779, 27826), (1558, 13913)]