21153918

素因数分解:

$2^1\times 3^1\times {\mathrm{773}}^1\times {\mathrm{4561}}^1$

素因数の和:5339

約数の個数: 16

約数和(自身を含む): 42371856

約数和(自身を除く): 21217938

約数列:

[1, 2, 3, 6, 773, 1546, 2319, 4561, 4638, 9122, 13683, 27366, 3525653, 7051306, 10576959, 21153918]

約数ペア:

[(1, 21153918), (2, 10576959), (3, 7051306), (6, 3525653), (773, 27366), (1546, 13683), (2319, 9122), (4561, 4638)]