21749053

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 24117120

約数和(自身を除く): 2368067

約数列:

[1, 19, 23, 157, 317, 437, 2983, 3611, 6023, 7291, 49769, 68609, 138529, 945611, 1144687, 21749053]

約数ペア:

[(1, 21749053), (19, 1144687), (23, 945611), (157, 138529), (317, 68609), (437, 49769), (2983, 7291), (3611, 6023)]