21936550

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4523}}^1$

素因数の和:4632

約数の個数: 24

約数和(自身を含む): 41231736

約数和(自身を除く): 19295186

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4523, 4850, 9046, 22615, 45230, 113075, 226150, 438731, 877462, 2193655, 4387310, 10968275, 21936550]

約数ペア:

[(1, 21936550), (2, 10968275), (5, 4387310), (10, 2193655), (25, 877462), (50, 438731), (97, 226150), (194, 113075), (485, 45230), (970, 22615), (2425, 9046), (4523, 4850)]