21021182

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6079}}^1$

素因数の和:6120

約数の個数: 32

約数和(自身を含む): 40857600

約数和(自身を除く): 19836418

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6079, 12158, 42553, 79027, 85106, 115501, 158054, 231002, 553189, 808507, 1106378, 1501513, 1617014, 3003026, 10510591, 21021182]

約数ペア:

[(1, 21021182), (2, 10510591), (7, 3003026), (13, 1617014), (14, 1501513), (19, 1106378), (26, 808507), (38, 553189), (91, 231002), (133, 158054), (182, 115501), (247, 85106), (266, 79027), (494, 42553), (1729, 12158), (3458, 6079)]