21344638

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2767}}^1$

素因数の和:2824

約数の個数: 32

約数和(自身を含む): 39859200

約数和(自身を除く): 18514562

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 2767, 3857, 5534, 7714, 19369, 38738, 52573, 80243, 105146, 160486, 368011, 561701, 736022, 1123402, 1524617, 3049234, 10672319, 21344638]

約数ペア:

[(1, 21344638), (2, 10672319), (7, 3049234), (14, 1524617), (19, 1123402), (29, 736022), (38, 561701), (58, 368011), (133, 160486), (203, 105146), (266, 80243), (406, 52573), (551, 38738), (1102, 19369), (2767, 7714), (3857, 5534)]