21826401

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 29764800

約数和(自身を除く): 7938399

約数列:

[1, 3, 59, 177, 317, 389, 951, 1167, 18703, 22951, 56109, 68853, 123313, 369939, 7275467, 21826401]

約数ペア:

[(1, 21826401), (3, 7275467), (59, 369939), (177, 123313), (317, 68853), (389, 56109), (951, 22951), (1167, 18703)]