21052768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59809}}^1$

素因数の和:59830

約数の個数: 24

約数和(自身を含む): 45216360

約数和(自身を除く): 24163592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 59809, 119618, 239236, 478472, 657899, 956944, 1315798, 1913888, 2631596, 5263192, 10526384, 21052768]

約数ペア:

[(1, 21052768), (2, 10526384), (4, 5263192), (8, 2631596), (11, 1913888), (16, 1315798), (22, 956944), (32, 657899), (44, 478472), (88, 239236), (176, 119618), (352, 59809)]