21180496678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1\times {\mathrm{429991}}^1$

素因数の和:432243

約数の個数: 16

約数和(自身を含む): 34674554880

約数和(自身を除く): 13494058202

約数列:

[1, 2, 11, 22, 2239, 4478, 24629, 49258, 429991, 859982, 4729901, 9459802, 962749849, 1925499698, 10590248339, 21180496678]

約数ペア:

[(1, 21180496678), (2, 10590248339), (11, 1925499698), (22, 962749849), (2239, 9459802), (4478, 4729901), (24629, 859982), (49258, 429991)]