21032547

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3469}}^1$

素因数の和:3562

約数の個数: 16

約数和(自身を含む): 29314560

約数和(自身を除く): 8282013

約数列:

[1, 3, 43, 47, 129, 141, 2021, 3469, 6063, 10407, 149167, 163043, 447501, 489129, 7010849, 21032547]

約数ペア:

[(1, 21032547), (3, 7010849), (43, 489129), (47, 447501), (129, 163043), (141, 149167), (2021, 10407), (3469, 6063)]