21346542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{887}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 53194752

約数和(自身を除く): 31848210

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 191, 382, 573, 887, 1146, 1337, 1719, 1774, 2661, 2674, 3438, 4011, 5322, 6209, 7983, 8022, 12033, 12418, 15966, 18627, 24066, 37254, 55881, 111762, 169417, 338834, 508251, 1016502, 1185919, 1524753, 2371838, 3049506, 3557757, 7115514, 10673271, 21346542]

約数ペア:

[(1, 21346542), (2, 10673271), (3, 7115514), (6, 3557757), (7, 3049506), (9, 2371838), (14, 1524753), (18, 1185919), (21, 1016502), (42, 508251), (63, 338834), (126, 169417), (191, 111762), (382, 55881), (573, 37254), (887, 24066), (1146, 18627), (1337, 15966), (1719, 12418), (1774, 12033), (2661, 8022), (2674, 7983), (3438, 6209), (4011, 5322)]