21254816

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{60383}}^1$

素因数の和:60404

約数の個数: 24

約数和(自身を含む): 45650304

約数和(自身を除く): 24395488

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 60383, 120766, 241532, 483064, 664213, 966128, 1328426, 1932256, 2656852, 5313704, 10627408, 21254816]

約数ペア:

[(1, 21254816), (2, 10627408), (4, 5313704), (8, 2656852), (11, 1932256), (16, 1328426), (22, 966128), (32, 664213), (44, 483064), (88, 241532), (176, 120766), (352, 60383)]