21867104

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2381}}^1$

素因数の和:2439

約数の個数: 48

約数和(自身を含む): 50422176

約数和(自身を除く): 28555072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2296, 2381, 4592, 4762, 9184, 9524, 16667, 19048, 33334, 38096, 66668, 76192, 97621, 133336, 195242, 266672, 390484, 533344, 683347, 780968, 1366694, 1561936, 2733388, 3123872, 5466776, 10933552, 21867104]

約数ペア:

[(1, 21867104), (2, 10933552), (4, 5466776), (7, 3123872), (8, 2733388), (14, 1561936), (16, 1366694), (28, 780968), (32, 683347), (41, 533344), (56, 390484), (82, 266672), (112, 195242), (164, 133336), (224, 97621), (287, 76192), (328, 66668), (574, 38096), (656, 33334), (1148, 19048), (1312, 16667), (2296, 9524), (2381, 9184), (4592, 4762)]