21684144

素因数分解:

$2^4\times 3^1\times {\mathrm{451753}}^1$

素因数の和:451764

約数の個数: 20

約数和(自身を含む): 56017496

約数和(自身を除く): 34333352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451753, 903506, 1355259, 1807012, 2710518, 3614024, 5421036, 7228048, 10842072, 21684144]

約数ペア:

[(1, 21684144), (2, 10842072), (3, 7228048), (4, 5421036), (6, 3614024), (8, 2710518), (12, 1807012), (16, 1355259), (24, 903506), (48, 451753)]