21000575227

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1\times {\mathrm{67631}}^1$

素因数の和:67986

約数の個数: 16

約数和(自身を含む): 22562035200

約数和(自身を除く): 1561459973

約数列:

[1, 19, 59, 277, 1121, 5263, 16343, 67631, 310517, 1284989, 3990229, 18733787, 75814351, 355941953, 1105293433, 21000575227]

約数ペア:

[(1, 21000575227), (19, 1105293433), (59, 355941953), (277, 75814351), (1121, 18733787), (5263, 3990229), (16343, 1284989), (67631, 310517)]