21932967

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 12737625

約数列:

[1, 3, 7, 21, 43, 107, 129, 227, 301, 321, 681, 749, 903, 1589, 2247, 4601, 4767, 9761, 13803, 24289, 29283, 32207, 68327, 72867, 96621, 170023, 204981, 510069, 1044427, 3133281, 7310989, 21932967]

約数ペア:

[(1, 21932967), (3, 7310989), (7, 3133281), (21, 1044427), (43, 510069), (107, 204981), (129, 170023), (227, 96621), (301, 72867), (321, 68327), (681, 32207), (749, 29283), (903, 24289), (1589, 13803), (2247, 9761), (4601, 4767)]