21107394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 57972096

約数和(自身を除く): 36864702

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 97, 99, 126, 154, 157, 194, 198, 231, 291, 314, 462, 471, 582, 679, 693, 873, 942, 1067, 1099, 1358, 1386, 1413, 1727, 1746, 2037, 2134, 2198, 2826, 3201, 3297, 3454, 4074, 5181, 6111, 6402, 6594, 7469, 9603, 9891, 10362, 12089, 12222, 14938, 15229, 15543, 19206, 19782, 22407, 24178, 30458, 31086, 36267, 44814, 45687, 67221, 72534, 91374, 106603, 108801, 134442, 137061, 167519, 213206, 217602, 274122, 319809, 335038, 502557, 639618, 959427, 1005114, 1172633, 1507671, 1918854, 2345266, 3015342, 3517899, 7035798, 10553697, 21107394]

約数ペア:

[(1, 21107394), (2, 10553697), (3, 7035798), (6, 3517899), (7, 3015342), (9, 2345266), (11, 1918854), (14, 1507671), (18, 1172633), (21, 1005114), (22, 959427), (33, 639618), (42, 502557), (63, 335038), (66, 319809), (77, 274122), (97, 217602), (99, 213206), (126, 167519), (154, 137061), (157, 134442), (194, 108801), (198, 106603), (231, 91374), (291, 72534), (314, 67221), (462, 45687), (471, 44814), (582, 36267), (679, 31086), (693, 30458), (873, 24178), (942, 22407), (1067, 19782), (1099, 19206), (1358, 15543), (1386, 15229), (1413, 14938), (1727, 12222), (1746, 12089), (2037, 10362), (2134, 9891), (2198, 9603), (2826, 7469), (3201, 6594), (3297, 6402), (3454, 6111), (4074, 5181)]