21567424

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 56

約数和(自身を含む): 46469808

約数和(自身を除く): 24902384

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 272, 344, 461, 544, 688, 731, 922, 1088, 1376, 1462, 1844, 2752, 2924, 3688, 5848, 7376, 7837, 11696, 14752, 15674, 19823, 23392, 29504, 31348, 39646, 46784, 62696, 79292, 125392, 158584, 250784, 317168, 336991, 501568, 634336, 673982, 1268672, 1347964, 2695928, 5391856, 10783712, 21567424]

約数ペア:

[(1, 21567424), (2, 10783712), (4, 5391856), (8, 2695928), (16, 1347964), (17, 1268672), (32, 673982), (34, 634336), (43, 501568), (64, 336991), (68, 317168), (86, 250784), (136, 158584), (172, 125392), (272, 79292), (344, 62696), (461, 46784), (544, 39646), (688, 31348), (731, 29504), (922, 23392), (1088, 19823), (1376, 15674), (1462, 14752), (1844, 11696), (2752, 7837), (2924, 7376), (3688, 5848)]