21877856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:724

約数の個数: 96

約数和(自身を含む): 57915648

約数和(自身を除く): 36037792

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 572, 616, 683, 728, 1001, 1144, 1232, 1366, 1456, 2002, 2288, 2464, 2732, 2912, 4004, 4576, 4781, 5464, 7513, 8008, 8879, 9562, 10928, 15026, 16016, 17758, 19124, 21856, 30052, 32032, 35516, 38248, 52591, 60104, 62153, 71032, 76496, 97669, 105182, 120208, 124306, 142064, 152992, 195338, 210364, 240416, 248612, 284128, 390676, 420728, 497224, 683683, 781352, 841456, 994448, 1367366, 1562704, 1682912, 1988896, 2734732, 3125408, 5469464, 10938928, 21877856]

約数ペア:

[(1, 21877856), (2, 10938928), (4, 5469464), (7, 3125408), (8, 2734732), (11, 1988896), (13, 1682912), (14, 1562704), (16, 1367366), (22, 994448), (26, 841456), (28, 781352), (32, 683683), (44, 497224), (52, 420728), (56, 390676), (77, 284128), (88, 248612), (91, 240416), (104, 210364), (112, 195338), (143, 152992), (154, 142064), (176, 124306), (182, 120208), (208, 105182), (224, 97669), (286, 76496), (308, 71032), (352, 62153), (364, 60104), (416, 52591), (572, 38248), (616, 35516), (683, 32032), (728, 30052), (1001, 21856), (1144, 19124), (1232, 17758), (1366, 16016), (1456, 15026), (2002, 10928), (2288, 9562), (2464, 8879), (2732, 8008), (2912, 7513), (4004, 5464), (4576, 4781)]