21095739504

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2989759}}^1$

素因数の和:2989787

約数の個数: 90

約数和(自身を含む): 68677776960

約数和(自身を除く): 47582037456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 2989759, 5979518, 8969277, 11959036, 17938554, 20928313, 23918072, 26907831, 35877108, 41856626, 47836144, 53815662, 62784939, 71754216, 83713252, 107631324, 125569878, 143508432, 146498191, 167426504, 188354817, 215262648, 251139756, 292996382, 334853008, 376709634, 430525296, 439494573, 502279512, 585992764, 753419268, 878989146, 1004559024, 1171985528, 1318483719, 1506838536, 1757978292, 2343971056, 2636967438, 3013677072, 3515956584, 5273934876, 7031913168, 10547869752, 21095739504]

約数ペア:

[(1, 21095739504), (2, 10547869752), (3, 7031913168), (4, 5273934876), (6, 3515956584), (7, 3013677072), (8, 2636967438), (9, 2343971056), (12, 1757978292), (14, 1506838536), (16, 1318483719), (18, 1171985528), (21, 1004559024), (24, 878989146), (28, 753419268), (36, 585992764), (42, 502279512), (48, 439494573), (49, 430525296), (56, 376709634), (63, 334853008), (72, 292996382), (84, 251139756), (98, 215262648), (112, 188354817), (126, 167426504), (144, 146498191), (147, 143508432), (168, 125569878), (196, 107631324), (252, 83713252), (294, 71754216), (336, 62784939), (392, 53815662), (441, 47836144), (504, 41856626), (588, 35877108), (784, 26907831), (882, 23918072), (1008, 20928313), (1176, 17938554), (1764, 11959036), (2352, 8969277), (3528, 5979518), (7056, 2989759)]