21246075

素因数分解:

$3^2\times 5^2\times {\mathrm{94427}}^1$

素因数の和:94443

約数の個数: 18

約数和(自身を含む): 38054484

約数和(自身を除く): 16808409

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 94427, 283281, 472135, 849843, 1416405, 2360675, 4249215, 7082025, 21246075]

約数ペア:

[(1, 21246075), (3, 7082025), (5, 4249215), (9, 2360675), (15, 1416405), (25, 849843), (45, 472135), (75, 283281), (225, 94427)]