21708624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64609}}^1$

素因数の和:64627

約数の個数: 40

約数和(自身を含む): 64093120

約数和(自身を除く): 42384496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64609, 129218, 193827, 258436, 387654, 452263, 516872, 775308, 904526, 1033744, 1356789, 1550616, 1809052, 2713578, 3101232, 3618104, 5427156, 7236208, 10854312, 21708624]

約数ペア:

[(1, 21708624), (2, 10854312), (3, 7236208), (4, 5427156), (6, 3618104), (7, 3101232), (8, 2713578), (12, 1809052), (14, 1550616), (16, 1356789), (21, 1033744), (24, 904526), (28, 775308), (42, 516872), (48, 452263), (56, 387654), (84, 258436), (112, 193827), (168, 129218), (336, 64609)]