21552574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15329}}^1$

素因数の和:15387

約数の個数: 16

約数和(自身を含む): 34952400

約数和(自身を除く): 13399826

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15329, 30658, 291251, 567173, 582502, 1134346, 10776287, 21552574]

約数ペア:

[(1, 21552574), (2, 10776287), (19, 1134346), (37, 582502), (38, 567173), (74, 291251), (703, 30658), (1406, 15329)]