21000979288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1130057}}^1$

素因数の和:1130187

約数の個数: 32

約数和(自身を含む): 41495729760

約数和(自身を除く): 20494750472

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 808, 2323, 4646, 9292, 18584, 1130057, 2260114, 4520228, 9040456, 25991311, 51982622, 103965244, 114135757, 207930488, 228271514, 456543028, 913086056, 2625122411, 5250244822, 10500489644, 21000979288]

約数ペア:

[(1, 21000979288), (2, 10500489644), (4, 5250244822), (8, 2625122411), (23, 913086056), (46, 456543028), (92, 228271514), (101, 207930488), (184, 114135757), (202, 103965244), (404, 51982622), (808, 25991311), (2323, 9040456), (4646, 4520228), (9292, 2260114), (18584, 1130057)]