21968639628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{8419}}^1$

素因数の和:8871

約数の個数: 96

約数和(自身を含む): 56638982400

約数和(自身を除く): 34670342772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 389, 516, 559, 778, 1118, 1167, 1556, 1677, 2236, 2334, 3354, 4668, 5057, 6708, 8419, 10114, 15171, 16727, 16838, 20228, 25257, 30342, 33454, 33676, 50181, 50514, 60684, 66908, 100362, 101028, 109447, 200724, 217451, 218894, 328341, 362017, 434902, 437788, 652353, 656682, 724034, 869804, 1086051, 1304706, 1313364, 1448068, 2172102, 2609412, 3274991, 4344204, 4706221, 6549982, 9412442, 9824973, 13099964, 14118663, 18824884, 19649946, 28237326, 39299892, 42574883, 56474652, 85149766, 127724649, 140824613, 170299532, 255449298, 281649226, 422473839, 510898596, 563298452, 844947678, 1689895356, 1830719969, 3661439938, 5492159907, 7322879876, 10984319814, 21968639628]

約数ペア:

[(1, 21968639628), (2, 10984319814), (3, 7322879876), (4, 5492159907), (6, 3661439938), (12, 1830719969), (13, 1689895356), (26, 844947678), (39, 563298452), (43, 510898596), (52, 422473839), (78, 281649226), (86, 255449298), (129, 170299532), (156, 140824613), (172, 127724649), (258, 85149766), (389, 56474652), (516, 42574883), (559, 39299892), (778, 28237326), (1118, 19649946), (1167, 18824884), (1556, 14118663), (1677, 13099964), (2236, 9824973), (2334, 9412442), (3354, 6549982), (4668, 4706221), (5057, 4344204), (6708, 3274991), (8419, 2609412), (10114, 2172102), (15171, 1448068), (16727, 1313364), (16838, 1304706), (20228, 1086051), (25257, 869804), (30342, 724034), (33454, 656682), (33676, 652353), (50181, 437788), (50514, 434902), (60684, 362017), (66908, 328341), (100362, 218894), (101028, 217451), (109447, 200724)]