21839146

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53791}}^1$

素因数の和:53829

約数の個数: 16

約数和(自身を含む): 38730240

約数和(自身を除く): 16891094

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53791, 107582, 376537, 753074, 1559939, 3119878, 10919573, 21839146]

約数ペア:

[(1, 21839146), (2, 10919573), (7, 3119878), (14, 1559939), (29, 753074), (58, 376537), (203, 107582), (406, 53791)]