21700976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7253}}^1$

素因数の和:7289

約数の個数: 40

約数和(自身を含む): 48572784

約数和(自身を除く): 26871808

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 7253, 14506, 29012, 58024, 79783, 116048, 123301, 159566, 246602, 319132, 493204, 638264, 986408, 1276528, 1356311, 1972816, 2712622, 5425244, 10850488, 21700976]

約数ペア:

[(1, 21700976), (2, 10850488), (4, 5425244), (8, 2712622), (11, 1972816), (16, 1356311), (17, 1276528), (22, 986408), (34, 638264), (44, 493204), (68, 319132), (88, 246602), (136, 159566), (176, 123301), (187, 116048), (272, 79783), (374, 58024), (748, 29012), (1496, 14506), (2992, 7253)]