25021647

素因数分解:

$3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1021}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 41452320

約数和(自身を除く): 16430673

約数列:

[1, 3, 7, 9, 21, 63, 389, 1021, 1167, 2723, 3063, 3501, 7147, 8169, 9189, 21441, 24507, 64323, 397169, 1191507, 2780183, 3574521, 8340549, 25021647]

約数ペア:

[(1, 25021647), (3, 8340549), (7, 3574521), (9, 2780183), (21, 1191507), (63, 397169), (389, 64323), (1021, 24507), (1167, 21441), (2723, 9189), (3063, 8169), (3501, 7147)]