21754642

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5197}}^1$

素因数の和:5242

約数の個数: 32

約数和(自身を含む): 41916672

約数和(自身を除く): 20162030

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 5197, 10394, 36379, 67561, 72758, 119531, 135122, 239062, 472927, 836717, 945854, 1553903, 1673434, 3107806, 10877321, 21754642]

約数ペア:

[(1, 21754642), (2, 10877321), (7, 3107806), (13, 1673434), (14, 1553903), (23, 945854), (26, 836717), (46, 472927), (91, 239062), (161, 135122), (182, 119531), (299, 72758), (322, 67561), (598, 36379), (2093, 10394), (4186, 5197)]