21167389467

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{25537}}^1$

素因数の和:25832

約数の個数: 48

約数和(自身を含む): 35695994880

約数和(自身を除く): 14528605413

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 223, 413, 531, 669, 1239, 1561, 2007, 3717, 4683, 13157, 14049, 25537, 39471, 76611, 92099, 118413, 178759, 229833, 276297, 536277, 828891, 1506683, 1608831, 4520049, 5694751, 10546781, 13560147, 17084253, 31640343, 39863257, 51252759, 94921029, 119589771, 335990309, 358769313, 1007970927, 2351932163, 3023912781, 7055796489, 21167389467]

約数ペア:

[(1, 21167389467), (3, 7055796489), (7, 3023912781), (9, 2351932163), (21, 1007970927), (59, 358769313), (63, 335990309), (177, 119589771), (223, 94921029), (413, 51252759), (531, 39863257), (669, 31640343), (1239, 17084253), (1561, 13560147), (2007, 10546781), (3717, 5694751), (4683, 4520049), (13157, 1608831), (14049, 1506683), (25537, 828891), (39471, 536277), (76611, 276297), (92099, 229833), (118413, 178759)]