21553776

素因数分解:

$2^4\times 3^4\times {\mathrm{16631}}^1$

素因数の和:16651

約数の個数: 50

約数和(自身を含む): 62386632

約数和(自身を除く): 40832856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16631, 33262, 49893, 66524, 99786, 133048, 149679, 199572, 266096, 299358, 399144, 449037, 598716, 798288, 898074, 1197432, 1347111, 1796148, 2394864, 2694222, 3592296, 5388444, 7184592, 10776888, 21553776]

約数ペア:

[(1, 21553776), (2, 10776888), (3, 7184592), (4, 5388444), (6, 3592296), (8, 2694222), (9, 2394864), (12, 1796148), (16, 1347111), (18, 1197432), (24, 898074), (27, 798288), (36, 598716), (48, 449037), (54, 399144), (72, 299358), (81, 266096), (108, 199572), (144, 149679), (162, 133048), (216, 99786), (324, 66524), (432, 49893), (648, 33262), (1296, 16631)]