21010121132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{88937}}^1$

素因数の和:89031

約数の個数: 96

約数和(自身を含む): 50203722240

約数和(自身を除く): 29193601108

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 59, 77, 91, 118, 143, 154, 182, 236, 286, 308, 364, 413, 572, 649, 767, 826, 1001, 1298, 1534, 1652, 2002, 2596, 3068, 4004, 4543, 5369, 8437, 9086, 10738, 16874, 18172, 21476, 33748, 59059, 88937, 118118, 177874, 236236, 355748, 622559, 978307, 1156181, 1245118, 1956614, 2312362, 2490236, 3913228, 4624724, 5247283, 6848149, 8093267, 10494566, 12717991, 13696298, 16186534, 20989132, 25435982, 27392596, 32373068, 36730981, 50871964, 57720113, 68214679, 73461962, 89025937, 115440226, 136429358, 146923924, 178051874, 230880452, 272858716, 356103748, 404040791, 477502753, 750361469, 808081582, 955005506, 1500722938, 1616163164, 1910011012, 3001445876, 5252530283, 10505060566, 21010121132]

約数ペア:

[(1, 21010121132), (2, 10505060566), (4, 5252530283), (7, 3001445876), (11, 1910011012), (13, 1616163164), (14, 1500722938), (22, 955005506), (26, 808081582), (28, 750361469), (44, 477502753), (52, 404040791), (59, 356103748), (77, 272858716), (91, 230880452), (118, 178051874), (143, 146923924), (154, 136429358), (182, 115440226), (236, 89025937), (286, 73461962), (308, 68214679), (364, 57720113), (413, 50871964), (572, 36730981), (649, 32373068), (767, 27392596), (826, 25435982), (1001, 20989132), (1298, 16186534), (1534, 13696298), (1652, 12717991), (2002, 10494566), (2596, 8093267), (3068, 6848149), (4004, 5247283), (4543, 4624724), (5369, 3913228), (8437, 2490236), (9086, 2312362), (10738, 1956614), (16874, 1245118), (18172, 1156181), (21476, 978307), (33748, 622559), (59059, 355748), (88937, 236236), (118118, 177874)]