21716706

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8893}}^1$

素因数の和:8946

約数の個数: 32

約数和(自身を含む): 48667968

約数和(自身を除く): 26951262

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8893, 17786, 26679, 53358, 97823, 195646, 293469, 329041, 586938, 658082, 987123, 1974246, 3619451, 7238902, 10858353, 21716706]

約数ペア:

[(1, 21716706), (2, 10858353), (3, 7238902), (6, 3619451), (11, 1974246), (22, 987123), (33, 658082), (37, 586938), (66, 329041), (74, 293469), (111, 195646), (222, 97823), (407, 53358), (814, 26679), (1221, 17786), (2442, 8893)]