21716892

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{14029}}^1$

素因数の和:14082

約数の個数: 36

約数和(自身を含む): 56176120

約数和(自身を除く): 34459228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 14029, 28058, 42087, 56116, 84174, 126261, 168348, 252522, 505044, 603247, 1206494, 1809741, 2412988, 3619482, 5429223, 7238964, 10858446, 21716892]

約数ペア:

[(1, 21716892), (2, 10858446), (3, 7238964), (4, 5429223), (6, 3619482), (9, 2412988), (12, 1809741), (18, 1206494), (36, 603247), (43, 505044), (86, 252522), (129, 168348), (172, 126261), (258, 84174), (387, 56116), (516, 42087), (774, 28058), (1548, 14029)]