21526164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2901

約数の個数: 72

約数和(自身を含む): 62506080

約数和(自身を除く): 40979916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2861, 3762, 5722, 7524, 8583, 11444, 17166, 25749, 31471, 34332, 51498, 54359, 62942, 94413, 102996, 108718, 125884, 163077, 188826, 217436, 283239, 326154, 377652, 489231, 566478, 597949, 652308, 978462, 1132956, 1195898, 1793847, 1956924, 2391796, 3587694, 5381541, 7175388, 10763082, 21526164]

約数ペア:

[(1, 21526164), (2, 10763082), (3, 7175388), (4, 5381541), (6, 3587694), (9, 2391796), (11, 1956924), (12, 1793847), (18, 1195898), (19, 1132956), (22, 978462), (33, 652308), (36, 597949), (38, 566478), (44, 489231), (57, 377652), (66, 326154), (76, 283239), (99, 217436), (114, 188826), (132, 163077), (171, 125884), (198, 108718), (209, 102996), (228, 94413), (342, 62942), (396, 54359), (418, 51498), (627, 34332), (684, 31471), (836, 25749), (1254, 17166), (1881, 11444), (2508, 8583), (2861, 7524), (3762, 5722)]