21730112

素因数分解:

$2^6\times {\mathrm{263}}^1\times {\mathrm{1291}}^1$

素因数の和:1566

約数の個数: 28

約数和(自身を含む): 43318176

約数和(自身を除く): 21588064

約数列:

[1, 2, 4, 8, 16, 32, 64, 263, 526, 1052, 1291, 2104, 2582, 4208, 5164, 8416, 10328, 16832, 20656, 41312, 82624, 339533, 679066, 1358132, 2716264, 5432528, 10865056, 21730112]

約数ペア:

[(1, 21730112), (2, 10865056), (4, 5432528), (8, 2716264), (16, 1358132), (32, 679066), (64, 339533), (263, 82624), (526, 41312), (1052, 20656), (1291, 16832), (2104, 10328), (2582, 8416), (4208, 5164)]