21548422

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 38117952

約数和(自身を除く): 16569530

約数列:

[1, 2, 7, 14, 53, 106, 113, 226, 257, 371, 514, 742, 791, 1582, 1799, 3598, 5989, 11978, 13621, 27242, 29041, 41923, 58082, 83846, 95347, 190694, 203287, 406574, 1539173, 3078346, 10774211, 21548422]

約数ペア:

[(1, 21548422), (2, 10774211), (7, 3078346), (14, 1539173), (53, 406574), (106, 203287), (113, 190694), (226, 95347), (257, 83846), (371, 58082), (514, 41923), (742, 29041), (791, 27242), (1582, 13621), (1799, 11978), (3598, 5989)]