21304716

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77191}}^1$

素因数の和:77221

約数の個数: 24

約数和(自身を含む): 51873024

約数和(自身を除く): 30568308

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77191, 154382, 231573, 308764, 463146, 926292, 1775393, 3550786, 5326179, 7101572, 10652358, 21304716]

約数ペア:

[(1, 21304716), (2, 10652358), (3, 7101572), (4, 5326179), (6, 3550786), (12, 1775393), (23, 926292), (46, 463146), (69, 308764), (92, 231573), (138, 154382), (276, 77191)]