21264498

素因数分解:

$2^1\times 3^3\times {\mathrm{139}}^1\times {\mathrm{2833}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 47611200

約数和(自身を除く): 26346702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 139, 278, 417, 834, 1251, 2502, 2833, 3753, 5666, 7506, 8499, 16998, 25497, 50994, 76491, 152982, 393787, 787574, 1181361, 2362722, 3544083, 7088166, 10632249, 21264498]

約数ペア:

[(1, 21264498), (2, 10632249), (3, 7088166), (6, 3544083), (9, 2362722), (18, 1181361), (27, 787574), (54, 393787), (139, 152982), (278, 76491), (417, 50994), (834, 25497), (1251, 16998), (2502, 8499), (2833, 7506), (3753, 5666)]