21244425

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4801}}^1$

素因数の和:4873

約数の個数: 24

約数和(自身を含む): 35726880

約数和(自身を除く): 14482455

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4801, 14403, 24005, 72015, 120025, 283259, 360075, 849777, 1416295, 4248885, 7081475, 21244425]

約数ペア:

[(1, 21244425), (3, 7081475), (5, 4248885), (15, 1416295), (25, 849777), (59, 360075), (75, 283259), (177, 120025), (295, 72015), (885, 24005), (1475, 14403), (4425, 4801)]