21075236

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57899}}^1$

素因数の和:57923

約数の個数: 24

約数和(自身を含む): 45393600

約数和(自身を除く): 24318364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57899, 115798, 231596, 405293, 752687, 810586, 1505374, 1621172, 3010748, 5268809, 10537618, 21075236]

約数ペア:

[(1, 21075236), (2, 10537618), (4, 5268809), (7, 3010748), (13, 1621172), (14, 1505374), (26, 810586), (28, 752687), (52, 405293), (91, 231596), (182, 115798), (364, 57899)]