21033067974

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{7307}}^1$

素因数の和:7645

約数の個数: 64

約数和(自身を含む): 44325066240

約数和(自身を除く): 23291998266

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 233, 426, 466, 699, 1398, 2059, 4118, 6177, 6757, 7307, 12354, 13514, 14614, 16543, 20271, 21921, 33086, 40542, 43842, 49629, 99258, 211903, 423806, 479747, 518797, 635709, 959494, 1037594, 1271418, 1439241, 1556391, 1702531, 2878482, 3112782, 3405062, 5107593, 10215186, 15045113, 30090226, 45135339, 49373399, 90270678, 98746798, 120879701, 148120197, 241759402, 296240394, 362639103, 725278206, 3505511329, 7011022658, 10516533987, 21033067974]

約数ペア:

[(1, 21033067974), (2, 10516533987), (3, 7011022658), (6, 3505511329), (29, 725278206), (58, 362639103), (71, 296240394), (87, 241759402), (142, 148120197), (174, 120879701), (213, 98746798), (233, 90270678), (426, 49373399), (466, 45135339), (699, 30090226), (1398, 15045113), (2059, 10215186), (4118, 5107593), (6177, 3405062), (6757, 3112782), (7307, 2878482), (12354, 1702531), (13514, 1556391), (14614, 1439241), (16543, 1271418), (20271, 1037594), (21921, 959494), (33086, 635709), (40542, 518797), (43842, 479747), (49629, 423806), (99258, 211903)]