21234366

素因数分解:

$2^1\times 3^3\times {\mathrm{173}}^1\times {\mathrm{2273}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 47481120

約数和(自身を除く): 26246754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 173, 346, 519, 1038, 1557, 2273, 3114, 4546, 4671, 6819, 9342, 13638, 20457, 40914, 61371, 122742, 393229, 786458, 1179687, 2359374, 3539061, 7078122, 10617183, 21234366]

約数ペア:

[(1, 21234366), (2, 10617183), (3, 7078122), (6, 3539061), (9, 2359374), (18, 1179687), (27, 786458), (54, 393229), (173, 122742), (346, 61371), (519, 40914), (1038, 20457), (1557, 13638), (2273, 9342), (3114, 6819), (4546, 4671)]