21066336

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:588

約数の個数: 72

約数和(自身を含む): 60376680

約数和(自身を除く): 39310344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 379, 386, 579, 758, 772, 1137, 1158, 1516, 1544, 1737, 2274, 2316, 3032, 3088, 3411, 3474, 4548, 4632, 6064, 6176, 6822, 6948, 9096, 9264, 12128, 13644, 13896, 18192, 18528, 27288, 27792, 36384, 54576, 55584, 73147, 109152, 146294, 219441, 292588, 438882, 585176, 658323, 877764, 1170352, 1316646, 1755528, 2340704, 2633292, 3511056, 5266584, 7022112, 10533168, 21066336]

約数ペア:

[(1, 21066336), (2, 10533168), (3, 7022112), (4, 5266584), (6, 3511056), (8, 2633292), (9, 2340704), (12, 1755528), (16, 1316646), (18, 1170352), (24, 877764), (32, 658323), (36, 585176), (48, 438882), (72, 292588), (96, 219441), (144, 146294), (193, 109152), (288, 73147), (379, 55584), (386, 54576), (579, 36384), (758, 27792), (772, 27288), (1137, 18528), (1158, 18192), (1516, 13896), (1544, 13644), (1737, 12128), (2274, 9264), (2316, 9096), (3032, 6948), (3088, 6822), (3411, 6176), (3474, 6064), (4548, 4632)]