21052324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4241}}^1$

素因数の和:4335

約数の個数: 24

約数和(自身を含む): 39552408

約数和(自身を除く): 18500084

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4241, 4964, 8482, 16964, 72097, 144194, 288388, 309593, 619186, 1238372, 5263081, 10526162, 21052324]

約数ペア:

[(1, 21052324), (2, 10526162), (4, 5263081), (17, 1238372), (34, 619186), (68, 309593), (73, 288388), (146, 144194), (292, 72097), (1241, 16964), (2482, 8482), (4241, 4964)]