21916488

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{7547}}^1$

素因数の和:7578

約数の個数: 48

約数和(自身を含む): 60233040

約数和(自身を除く): 38316552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 7547, 15094, 22641, 30188, 45282, 60376, 83017, 90564, 166034, 181128, 249051, 332068, 498102, 664136, 913187, 996204, 1826374, 1992408, 2739561, 3652748, 5479122, 7305496, 10958244, 21916488]

約数ペア:

[(1, 21916488), (2, 10958244), (3, 7305496), (4, 5479122), (6, 3652748), (8, 2739561), (11, 1992408), (12, 1826374), (22, 996204), (24, 913187), (33, 664136), (44, 498102), (66, 332068), (88, 249051), (121, 181128), (132, 166034), (242, 90564), (264, 83017), (363, 60376), (484, 45282), (726, 30188), (968, 22641), (1452, 15094), (2904, 7547)]