21057894

素因数分解:

$2^1\times 3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 112

約数和(自身を含む): 56188944

約数和(自身を除く): 35131050

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 101, 117, 143, 162, 198, 202, 234, 243, 286, 297, 303, 351, 429, 486, 594, 606, 702, 729, 858, 891, 909, 1053, 1111, 1287, 1313, 1458, 1782, 1818, 2106, 2222, 2574, 2626, 2673, 2727, 3159, 3333, 3861, 3939, 5346, 5454, 6318, 6666, 7722, 7878, 8019, 8181, 9477, 9999, 11583, 11817, 14443, 16038, 16362, 18954, 19998, 23166, 23634, 24543, 28886, 29997, 34749, 35451, 43329, 49086, 59994, 69498, 70902, 73629, 86658, 89991, 104247, 106353, 129987, 147258, 179982, 208494, 212706, 259974, 269973, 319059, 389961, 539946, 638118, 779922, 809919, 957177, 1169883, 1619838, 1914354, 2339766, 3509649, 7019298, 10528947, 21057894]

約数ペア:

[(1, 21057894), (2, 10528947), (3, 7019298), (6, 3509649), (9, 2339766), (11, 1914354), (13, 1619838), (18, 1169883), (22, 957177), (26, 809919), (27, 779922), (33, 638118), (39, 539946), (54, 389961), (66, 319059), (78, 269973), (81, 259974), (99, 212706), (101, 208494), (117, 179982), (143, 147258), (162, 129987), (198, 106353), (202, 104247), (234, 89991), (243, 86658), (286, 73629), (297, 70902), (303, 69498), (351, 59994), (429, 49086), (486, 43329), (594, 35451), (606, 34749), (702, 29997), (729, 28886), (858, 24543), (891, 23634), (909, 23166), (1053, 19998), (1111, 18954), (1287, 16362), (1313, 16038), (1458, 14443), (1782, 11817), (1818, 11583), (2106, 9999), (2222, 9477), (2574, 8181), (2626, 8019), (2673, 7878), (2727, 7722), (3159, 6666), (3333, 6318), (3861, 5454), (3939, 5346)]