21094059

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 36246528

約数和(自身を除く): 15152469

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 357, 367, 391, 483, 833, 1101, 1127, 1173, 2499, 2569, 2737, 3381, 6239, 7707, 8211, 8441, 17983, 18717, 19159, 25323, 43673, 53949, 57477, 59087, 131019, 143497, 177261, 305711, 413609, 430491, 917133, 1004479, 1240827, 3013437, 7031353, 21094059]

約数ペア:

[(1, 21094059), (3, 7031353), (7, 3013437), (17, 1240827), (21, 1004479), (23, 917133), (49, 430491), (51, 413609), (69, 305711), (119, 177261), (147, 143497), (161, 131019), (357, 59087), (367, 57477), (391, 53949), (483, 43673), (833, 25323), (1101, 19159), (1127, 18717), (1173, 17983), (2499, 8441), (2569, 8211), (2737, 7707), (3381, 6239)]