21169425

素因数分解:

$3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 35176320

約数和(自身を除く): 14006895

約数列:

[1, 3, 5, 15, 25, 75, 239, 717, 1181, 1195, 3543, 3585, 5905, 5975, 17715, 17925, 29525, 88575, 282259, 846777, 1411295, 4233885, 7056475, 21169425]

約数ペア:

[(1, 21169425), (3, 7056475), (5, 4233885), (15, 1411295), (25, 846777), (75, 282259), (239, 88575), (717, 29525), (1181, 17925), (1195, 17715), (3543, 5975), (3585, 5905)]