21043494

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{17449}}^1$

素因数の和:17524

約数の個数: 24

約数和(自身を含む): 46277400

約数和(自身を除く): 25233906

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 17449, 34898, 52347, 104694, 157041, 314082, 1169083, 2338166, 3507249, 7014498, 10521747, 21043494]

約数ペア:

[(1, 21043494), (2, 10521747), (3, 7014498), (6, 3507249), (9, 2338166), (18, 1169083), (67, 314082), (134, 157041), (201, 104694), (402, 52347), (603, 34898), (1206, 17449)]