21836774839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1828

約数の個数: 64

約数和(自身を含む): 27327725568

約数和(自身を除く): 5490950729

約数列:

[1, 11, 17, 23, 43, 71, 187, 253, 391, 473, 731, 781, 989, 1207, 1633, 1663, 3053, 4301, 8041, 10879, 13277, 16813, 17963, 18293, 27761, 28271, 33583, 38249, 51901, 70219, 71509, 118073, 184943, 305371, 310981, 420739, 570911, 650233, 772409, 786599, 1193723, 1215653, 1298803, 1644707, 2007241, 2715679, 5077139, 7152563, 13130953, 13372183, 18091777, 22079651, 27960019, 29872469, 46166543, 55848529, 86311363, 116774197, 307560209, 507831973, 949424993, 1284516167, 1985161349, 21836774839]

約数ペア:

[(1, 21836774839), (11, 1985161349), (17, 1284516167), (23, 949424993), (43, 507831973), (71, 307560209), (187, 116774197), (253, 86311363), (391, 55848529), (473, 46166543), (731, 29872469), (781, 27960019), (989, 22079651), (1207, 18091777), (1633, 13372183), (1663, 13130953), (3053, 7152563), (4301, 5077139), (8041, 2715679), (10879, 2007241), (13277, 1644707), (16813, 1298803), (17963, 1215653), (18293, 1193723), (27761, 786599), (28271, 772409), (33583, 650233), (38249, 570911), (51901, 420739), (70219, 310981), (71509, 305371), (118073, 184943)]