21402072

素因数分解:

$2^3\times 3^2\times {\mathrm{297251}}^1$

素因数の和:297263

約数の個数: 24

約数和(自身を含む): 57964140

約数和(自身を除く): 36562068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 297251, 594502, 891753, 1189004, 1783506, 2378008, 2675259, 3567012, 5350518, 7134024, 10701036, 21402072]

約数ペア:

[(1, 21402072), (2, 10701036), (3, 7134024), (4, 5350518), (6, 3567012), (8, 2675259), (9, 2378008), (12, 1783506), (18, 1189004), (24, 891753), (36, 594502), (72, 297251)]