21073184

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 45704736

約数和(自身を除く): 24631552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 131, 176, 262, 352, 457, 524, 914, 1048, 1441, 1828, 2096, 2882, 3656, 4192, 5027, 5764, 7312, 10054, 11528, 14624, 20108, 23056, 40216, 46112, 59867, 80432, 119734, 160864, 239468, 478936, 658537, 957872, 1317074, 1915744, 2634148, 5268296, 10536592, 21073184]

約数ペア:

[(1, 21073184), (2, 10536592), (4, 5268296), (8, 2634148), (11, 1915744), (16, 1317074), (22, 957872), (32, 658537), (44, 478936), (88, 239468), (131, 160864), (176, 119734), (262, 80432), (352, 59867), (457, 46112), (524, 40216), (914, 23056), (1048, 20108), (1441, 14624), (1828, 11528), (2096, 10054), (2882, 7312), (3656, 5764), (4192, 5027)]