21025381504

素因数分解:

$2^7\times {\mathrm{1621}}^1\times {\mathrm{101333}}^1$

素因数の和:102968

約数の個数: 32

約数和(自身を含む): 41912755740

約数和(自身を除く): 20887374236

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1621, 3242, 6484, 12968, 25936, 51872, 101333, 103744, 202666, 207488, 405332, 810664, 1621328, 3242656, 6485312, 12970624, 164260793, 328521586, 657043172, 1314086344, 2628172688, 5256345376, 10512690752, 21025381504]

約数ペア:

[(1, 21025381504), (2, 10512690752), (4, 5256345376), (8, 2628172688), (16, 1314086344), (32, 657043172), (64, 328521586), (128, 164260793), (1621, 12970624), (3242, 6485312), (6484, 3242656), (12968, 1621328), (25936, 810664), (51872, 405332), (101333, 207488), (103744, 202666)]