21167247027

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1411997}}^1$

素因数の和:1412282

約数の個数: 16

約数和(自身を含む): 29821397760

約数和(自身を除く): 8654150733

約数列:

[1, 3, 19, 57, 263, 789, 4997, 14991, 1411997, 4235991, 26827943, 80483829, 371355211, 1114065633, 7055749009, 21167247027]

約数ペア:

[(1, 21167247027), (3, 7055749009), (19, 1114065633), (57, 371355211), (263, 80483829), (789, 26827943), (4997, 4235991), (14991, 1411997)]