21343616

素因数分解:

$2^7\times 7^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 51279480

約数和(自身を除く): 29935864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 83, 98, 112, 128, 164, 166, 196, 224, 287, 328, 332, 392, 448, 574, 581, 656, 664, 784, 896, 1148, 1162, 1312, 1328, 1568, 2009, 2296, 2324, 2624, 2656, 3136, 3403, 4018, 4067, 4592, 4648, 5248, 5312, 6272, 6806, 8036, 8134, 9184, 9296, 10624, 13612, 16072, 16268, 18368, 18592, 23821, 27224, 32144, 32536, 36736, 37184, 47642, 54448, 64288, 65072, 74368, 95284, 108896, 128576, 130144, 166747, 190568, 217792, 257152, 260288, 333494, 381136, 435584, 520576, 666988, 762272, 1333976, 1524544, 2667952, 3049088, 5335904, 10671808, 21343616]

約数ペア:

[(1, 21343616), (2, 10671808), (4, 5335904), (7, 3049088), (8, 2667952), (14, 1524544), (16, 1333976), (28, 762272), (32, 666988), (41, 520576), (49, 435584), (56, 381136), (64, 333494), (82, 260288), (83, 257152), (98, 217792), (112, 190568), (128, 166747), (164, 130144), (166, 128576), (196, 108896), (224, 95284), (287, 74368), (328, 65072), (332, 64288), (392, 54448), (448, 47642), (574, 37184), (581, 36736), (656, 32536), (664, 32144), (784, 27224), (896, 23821), (1148, 18592), (1162, 18368), (1312, 16268), (1328, 16072), (1568, 13612), (2009, 10624), (2296, 9296), (2324, 9184), (2624, 8134), (2656, 8036), (3136, 6806), (3403, 6272), (4018, 5312), (4067, 5248), (4592, 4648)]