21576764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4583}}^1$

素因数の和:4705

約数の個数: 24

約数和(自身を含む): 41586048

約数和(自身を除く): 20009284

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4583, 4708, 9166, 18332, 50413, 100826, 201652, 490381, 980762, 1961524, 5394191, 10788382, 21576764]

約数ペア:

[(1, 21576764), (2, 10788382), (4, 5394191), (11, 1961524), (22, 980762), (44, 490381), (107, 201652), (214, 100826), (428, 50413), (1177, 18332), (2354, 9166), (4583, 4708)]