21375068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37369}}^1$

素因数の和:37397

約数の個数: 24

約数和(自身を含む): 43947120

約数和(自身を除く): 22572052

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37369, 74738, 149476, 411059, 485797, 822118, 971594, 1644236, 1943188, 5343767, 10687534, 21375068]

約数ペア:

[(1, 21375068), (2, 10687534), (4, 5343767), (11, 1943188), (13, 1644236), (22, 971594), (26, 822118), (44, 485797), (52, 411059), (143, 149476), (286, 74738), (572, 37369)]