21597982

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53197}}^1$

素因数の和:53235

約数の個数: 16

約数和(自身を含む): 38302560

約数和(自身を除く): 16704578

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53197, 106394, 372379, 744758, 1542713, 3085426, 10798991, 21597982]

約数ペア:

[(1, 21597982), (2, 10798991), (7, 3085426), (14, 1542713), (29, 744758), (58, 372379), (203, 106394), (406, 53197)]