21447126

素因数分解:

$2^1\times 3^3\times {\mathrm{389}}^1\times {\mathrm{1021}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 47829600

約数和(自身を除く): 26382474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 389, 778, 1021, 1167, 2042, 2334, 3063, 3501, 6126, 7002, 9189, 10503, 18378, 21006, 27567, 55134, 397169, 794338, 1191507, 2383014, 3574521, 7149042, 10723563, 21447126]

約数ペア:

[(1, 21447126), (2, 10723563), (3, 7149042), (6, 3574521), (9, 2383014), (18, 1191507), (27, 794338), (54, 397169), (389, 55134), (778, 27567), (1021, 21006), (1167, 18378), (2042, 10503), (2334, 9189), (3063, 7002), (3501, 6126)]