22187991

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55609}}^1$

素因数の和:55638

約数の個数: 16

約数和(自身を含む): 35590400

約数和(自身を除く): 13402409

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 55609, 166827, 389263, 1056571, 1167789, 3169713, 7395997, 22187991]

約数ペア:

[(1, 22187991), (3, 7395997), (7, 3169713), (19, 1167789), (21, 1056571), (57, 389263), (133, 166827), (399, 55609)]