21980824

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 43672320

約数和(自身を除く): 21691496

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1541, 1783, 3082, 3566, 6164, 7132, 12328, 14264, 41009, 82018, 119461, 164036, 238922, 328072, 477844, 955688, 2747603, 5495206, 10990412, 21980824]

約数ペア:

[(1, 21980824), (2, 10990412), (4, 5495206), (8, 2747603), (23, 955688), (46, 477844), (67, 328072), (92, 238922), (134, 164036), (184, 119461), (268, 82018), (536, 41009), (1541, 14264), (1783, 12328), (3082, 7132), (3566, 6164)]