21103662906

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1244

約数の個数: 96

約数和(自身を含む): 47771380800

約数和(自身を除く): 26667717894

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 227, 241, 261, 454, 482, 522, 681, 723, 739, 1362, 1446, 1478, 2043, 2169, 2217, 4086, 4338, 4434, 6583, 6651, 6989, 13166, 13302, 13978, 19749, 20967, 21431, 39498, 41934, 42862, 54707, 59247, 62901, 64293, 109414, 118494, 125802, 128586, 164121, 167753, 178099, 192879, 328242, 335506, 356198, 385758, 492363, 503259, 534297, 984726, 1006518, 1068594, 1509777, 1586503, 1602891, 3019554, 3173006, 3205782, 4759509, 4864837, 5164871, 9519018, 9729674, 10329742, 14278527, 14594511, 15494613, 28557054, 29189022, 30989226, 40428473, 43783533, 46483839, 80856946, 87567066, 92967678, 121285419, 242570838, 363856257, 727712514, 1172425717, 2344851434, 3517277151, 7034554302, 10551831453, 21103662906]

約数ペア:

[(1, 21103662906), (2, 10551831453), (3, 7034554302), (6, 3517277151), (9, 2344851434), (18, 1172425717), (29, 727712514), (58, 363856257), (87, 242570838), (174, 121285419), (227, 92967678), (241, 87567066), (261, 80856946), (454, 46483839), (482, 43783533), (522, 40428473), (681, 30989226), (723, 29189022), (739, 28557054), (1362, 15494613), (1446, 14594511), (1478, 14278527), (2043, 10329742), (2169, 9729674), (2217, 9519018), (4086, 5164871), (4338, 4864837), (4434, 4759509), (6583, 3205782), (6651, 3173006), (6989, 3019554), (13166, 1602891), (13302, 1586503), (13978, 1509777), (19749, 1068594), (20967, 1006518), (21431, 984726), (39498, 534297), (41934, 503259), (42862, 492363), (54707, 385758), (59247, 356198), (62901, 335506), (64293, 328242), (109414, 192879), (118494, 178099), (125802, 167753), (128586, 164121)]