21329462

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3221}}^1$

素因数の和:3284

約数の個数: 32

約数和(自身を含む): 40829184

約数和(自身を除く): 19499722

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3221, 3311, 6442, 6622, 22547, 35431, 45094, 70862, 138503, 248017, 277006, 496034, 969521, 1523533, 1939042, 3047066, 10664731, 21329462]

約数ペア:

[(1, 21329462), (2, 10664731), (7, 3047066), (11, 1939042), (14, 1523533), (22, 969521), (43, 496034), (77, 277006), (86, 248017), (154, 138503), (301, 70862), (473, 45094), (602, 35431), (946, 22547), (3221, 6622), (3311, 6442)]