21636888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9907}}^1$

素因数の和:9936

約数の個数: 64

約数和(自身を含む): 66581760

約数和(自身を除く): 44944872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9907, 19814, 29721, 39628, 59442, 69349, 79256, 118884, 128791, 138698, 208047, 237768, 257582, 277396, 386373, 416094, 515164, 554792, 772746, 832188, 901537, 1030328, 1545492, 1664376, 1803074, 2704611, 3090984, 3606148, 5409222, 7212296, 10818444, 21636888]

約数ペア:

[(1, 21636888), (2, 10818444), (3, 7212296), (4, 5409222), (6, 3606148), (7, 3090984), (8, 2704611), (12, 1803074), (13, 1664376), (14, 1545492), (21, 1030328), (24, 901537), (26, 832188), (28, 772746), (39, 554792), (42, 515164), (52, 416094), (56, 386373), (78, 277396), (84, 257582), (91, 237768), (104, 208047), (156, 138698), (168, 128791), (182, 118884), (273, 79256), (312, 69349), (364, 59442), (546, 39628), (728, 29721), (1092, 19814), (2184, 9907)]