21437514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{56713}}^1$

素因数の和:56731

約数の個数: 32

約数和(自身を含む): 54445440

約数和(自身を除く): 33007926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 56713, 113426, 170139, 340278, 396991, 510417, 793982, 1020834, 1190973, 1531251, 2381946, 3062502, 3572919, 7145838, 10718757, 21437514]

約数ペア:

[(1, 21437514), (2, 10718757), (3, 7145838), (6, 3572919), (7, 3062502), (9, 2381946), (14, 1531251), (18, 1190973), (21, 1020834), (27, 793982), (42, 510417), (54, 396991), (63, 340278), (126, 170139), (189, 113426), (378, 56713)]