21493425

素因数分解:

$3^1\times 5^2\times {\mathrm{179}}^1\times {\mathrm{1601}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 35756640

約数和(自身を除く): 14263215

約数列:

[1, 3, 5, 15, 25, 75, 179, 537, 895, 1601, 2685, 4475, 4803, 8005, 13425, 24015, 40025, 120075, 286579, 859737, 1432895, 4298685, 7164475, 21493425]

約数ペア:

[(1, 21493425), (3, 7164475), (5, 4298685), (15, 1432895), (25, 859737), (75, 286579), (179, 120075), (537, 40025), (895, 24015), (1601, 13425), (2685, 8005), (4475, 4803)]