21000943751

素因数分解:

${\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{1091}}^1\times {\mathrm{1117}}^1$

素因数の和:3134

約数の個数: 16

約数和(自身を含む): 22170744960

約数和(自身を除く): 1169801209

約数列:

[1, 19, 907, 1091, 1117, 17233, 20729, 21223, 989537, 1013119, 1218647, 18801203, 19249261, 23154293, 1105312829, 21000943751]

約数ペア:

[(1, 21000943751), (19, 1105312829), (907, 23154293), (1091, 19249261), (1117, 18801203), (17233, 1218647), (20729, 1013119), (21223, 989537)]