21714340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{57143}}^1$

素因数の和:57171

約数の個数: 24

約数和(自身を含む): 48000960

約数和(自身を除く): 26286620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 57143, 114286, 228572, 285715, 571430, 1085717, 1142860, 2171434, 4342868, 5428585, 10857170, 21714340]

約数ペア:

[(1, 21714340), (2, 10857170), (4, 5428585), (5, 4342868), (10, 2171434), (19, 1142860), (20, 1085717), (38, 571430), (76, 285715), (95, 228572), (190, 114286), (380, 57143)]