21694208

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{1021}}^1$

素因数の和:1120

約数の個数: 36

約数和(自身を含む): 43868328

約数和(自身を除く): 22174120

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 664, 1021, 1328, 2042, 2656, 4084, 5312, 8168, 10624, 16336, 21248, 32672, 65344, 84743, 130688, 169486, 261376, 338972, 677944, 1355888, 2711776, 5423552, 10847104, 21694208]

約数ペア:

[(1, 21694208), (2, 10847104), (4, 5423552), (8, 2711776), (16, 1355888), (32, 677944), (64, 338972), (83, 261376), (128, 169486), (166, 130688), (256, 84743), (332, 65344), (664, 32672), (1021, 21248), (1328, 16336), (2042, 10624), (2656, 8168), (4084, 5312)]