21149892

素因数分解:

$2^2\times 3^2\times {\mathrm{587497}}^1$

素因数の和:587507

約数の個数: 18

約数和(自身を含む): 53462318

約数和(自身を除く): 32312426

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587497, 1174994, 1762491, 2349988, 3524982, 5287473, 7049964, 10574946, 21149892]

約数ペア:

[(1, 21149892), (2, 10574946), (3, 7049964), (4, 5287473), (6, 3524982), (9, 2349988), (12, 1762491), (18, 1174994), (36, 587497)]