21809328

素因数分解:

$2^4\times 3^1\times {\mathrm{454361}}^1$

素因数の和:454372

約数の個数: 20

約数和(自身を含む): 56340888

約数和(自身を除く): 34531560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 454361, 908722, 1363083, 1817444, 2726166, 3634888, 5452332, 7269776, 10904664, 21809328]

約数ペア:

[(1, 21809328), (2, 10904664), (3, 7269776), (4, 5452332), (6, 3634888), (8, 2726166), (12, 1817444), (16, 1363083), (24, 908722), (48, 454361)]