21056550060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3856511}}^1$

素因数の和:3856543

約数の個数: 96

約数和(自身を含む): 72564129792

約数和(自身を除く): 51507579732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 3856511, 7713022, 11569533, 15426044, 19282555, 23139066, 26995577, 38565110, 46278132, 50134643, 53991154, 57847665, 77130220, 80986731, 100269286, 107982308, 115695330, 134977885, 150403929, 161973462, 200538572, 231390660, 250673215, 269955770, 300807858, 323946924, 350942501, 404933655, 501346430, 539911540, 601615716, 701885002, 752019645, 809867310, 1002692860, 1052827503, 1403770004, 1504039290, 1619734620, 1754712505, 2105655006, 3008078580, 3509425010, 4211310012, 5264137515, 7018850020, 10528275030, 21056550060]

約数ペア:

[(1, 21056550060), (2, 10528275030), (3, 7018850020), (4, 5264137515), (5, 4211310012), (6, 3509425010), (7, 3008078580), (10, 2105655006), (12, 1754712505), (13, 1619734620), (14, 1504039290), (15, 1403770004), (20, 1052827503), (21, 1002692860), (26, 809867310), (28, 752019645), (30, 701885002), (35, 601615716), (39, 539911540), (42, 501346430), (52, 404933655), (60, 350942501), (65, 323946924), (70, 300807858), (78, 269955770), (84, 250673215), (91, 231390660), (105, 200538572), (130, 161973462), (140, 150403929), (156, 134977885), (182, 115695330), (195, 107982308), (210, 100269286), (260, 80986731), (273, 77130220), (364, 57847665), (390, 53991154), (420, 50134643), (455, 46278132), (546, 38565110), (780, 26995577), (910, 23139066), (1092, 19282555), (1365, 15426044), (1820, 11569533), (2730, 7713022), (5460, 3856511)]