21567672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42793}}^1$

素因数の和:42812

約数の個数: 48

約数和(自身を含む): 66758640

約数和(自身を除く): 45190968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42793, 85586, 128379, 171172, 256758, 299551, 342344, 385137, 513516, 599102, 770274, 898653, 1027032, 1198204, 1540548, 1797306, 2396408, 2695959, 3081096, 3594612, 5391918, 7189224, 10783836, 21567672]

約数ペア:

[(1, 21567672), (2, 10783836), (3, 7189224), (4, 5391918), (6, 3594612), (7, 3081096), (8, 2695959), (9, 2396408), (12, 1797306), (14, 1540548), (18, 1198204), (21, 1027032), (24, 898653), (28, 770274), (36, 599102), (42, 513516), (56, 385137), (63, 342344), (72, 299551), (84, 256758), (126, 171172), (168, 128379), (252, 85586), (504, 42793)]