21416934

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 53932032

約数和(自身を除く): 32515098

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 151, 154, 231, 302, 307, 453, 462, 614, 906, 921, 1057, 1661, 1842, 2114, 2149, 3171, 3322, 3377, 4298, 4983, 6342, 6447, 6754, 9966, 10131, 11627, 12894, 20262, 23254, 23639, 34881, 46357, 47278, 69762, 70917, 92714, 139071, 141834, 278142, 324499, 509927, 648998, 973497, 1019854, 1529781, 1946994, 3059562, 3569489, 7138978, 10708467, 21416934]

約数ペア:

[(1, 21416934), (2, 10708467), (3, 7138978), (6, 3569489), (7, 3059562), (11, 1946994), (14, 1529781), (21, 1019854), (22, 973497), (33, 648998), (42, 509927), (66, 324499), (77, 278142), (151, 141834), (154, 139071), (231, 92714), (302, 70917), (307, 69762), (453, 47278), (462, 46357), (614, 34881), (906, 23639), (921, 23254), (1057, 20262), (1661, 12894), (1842, 11627), (2114, 10131), (2149, 9966), (3171, 6754), (3322, 6447), (3377, 6342), (4298, 4983)]