21135465

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12043}}^1$

素因数の和:12070

約数の個数: 32

約数和(自身を含む): 40467840

約数和(自身を除く): 19332375

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 12043, 36129, 60215, 108387, 156559, 180645, 325161, 469677, 541935, 782795, 1409031, 1625805, 2348385, 4227093, 7045155, 21135465]

約数ペア:

[(1, 21135465), (3, 7045155), (5, 4227093), (9, 2348385), (13, 1625805), (15, 1409031), (27, 782795), (39, 541935), (45, 469677), (65, 325161), (117, 180645), (135, 156559), (195, 108387), (351, 60215), (585, 36129), (1755, 12043)]