21854745

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14717}}^1$

素因数の和:14742

約数の個数: 32

約数和(自身を含む): 42387840

約数和(自身を除く): 20533095

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 14717, 44151, 73585, 132453, 161887, 220755, 397359, 485661, 662265, 809435, 1456983, 1986795, 2428305, 4370949, 7284915, 21854745]

約数ペア:

[(1, 21854745), (3, 7284915), (5, 4370949), (9, 2428305), (11, 1986795), (15, 1456983), (27, 809435), (33, 662265), (45, 485661), (55, 397359), (99, 220755), (135, 161887), (165, 132453), (297, 73585), (495, 44151), (1485, 14717)]