21199136

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 53343360

約数和(自身を除く): 32144224

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 224, 238, 266, 272, 293, 304, 323, 476, 532, 544, 586, 608, 646, 952, 1064, 1172, 1292, 1904, 2051, 2128, 2261, 2344, 2584, 3808, 4102, 4256, 4522, 4688, 4981, 5168, 5567, 8204, 9044, 9376, 9962, 10336, 11134, 16408, 18088, 19924, 22268, 32816, 34867, 36176, 38969, 39848, 44536, 65632, 69734, 72352, 77938, 79696, 89072, 94639, 139468, 155876, 159392, 178144, 189278, 278936, 311752, 378556, 557872, 623504, 662473, 757112, 1115744, 1247008, 1324946, 1514224, 2649892, 3028448, 5299784, 10599568, 21199136]

約数ペア:

[(1, 21199136), (2, 10599568), (4, 5299784), (7, 3028448), (8, 2649892), (14, 1514224), (16, 1324946), (17, 1247008), (19, 1115744), (28, 757112), (32, 662473), (34, 623504), (38, 557872), (56, 378556), (68, 311752), (76, 278936), (112, 189278), (119, 178144), (133, 159392), (136, 155876), (152, 139468), (224, 94639), (238, 89072), (266, 79696), (272, 77938), (293, 72352), (304, 69734), (323, 65632), (476, 44536), (532, 39848), (544, 38969), (586, 36176), (608, 34867), (646, 32816), (952, 22268), (1064, 19924), (1172, 18088), (1292, 16408), (1904, 11134), (2051, 10336), (2128, 9962), (2261, 9376), (2344, 9044), (2584, 8204), (3808, 5567), (4102, 5168), (4256, 4981), (4522, 4688)]