21808424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3137}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 45187200

約数和(自身を除く): 23378776

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 3137, 3476, 6274, 6952, 12548, 25096, 34507, 69014, 138028, 247823, 276056, 495646, 991292, 1982584, 2726053, 5452106, 10904212, 21808424]

約数ペア:

[(1, 21808424), (2, 10904212), (4, 5452106), (8, 2726053), (11, 1982584), (22, 991292), (44, 495646), (79, 276056), (88, 247823), (158, 138028), (316, 69014), (632, 34507), (869, 25096), (1738, 12548), (3137, 6952), (3476, 6274)]