21310032

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{3389}}^1$

素因数の和:3531

約数の個数: 40

約数和(自身を含む): 55487520

約数和(自身を除く): 34177488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 3389, 6288, 6778, 10167, 13556, 20334, 27112, 40668, 54224, 81336, 162672, 443959, 887918, 1331877, 1775836, 2663754, 3551672, 5327508, 7103344, 10655016, 21310032]

約数ペア:

[(1, 21310032), (2, 10655016), (3, 7103344), (4, 5327508), (6, 3551672), (8, 2663754), (12, 1775836), (16, 1331877), (24, 887918), (48, 443959), (131, 162672), (262, 81336), (393, 54224), (524, 40668), (786, 27112), (1048, 20334), (1572, 13556), (2096, 10167), (3144, 6778), (3389, 6288)]