21181526208

素因数分解:

$2^6\times 3^2\times {\mathrm{151}}^1\times {\mathrm{243533}}^1$

素因数の和:243702

約数の個数: 84

約数和(自身を含む): 61115344368

約数和(自身を除く): 39933818160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 151, 192, 288, 302, 453, 576, 604, 906, 1208, 1359, 1812, 2416, 2718, 3624, 4832, 5436, 7248, 9664, 10872, 14496, 21744, 28992, 43488, 86976, 243533, 487066, 730599, 974132, 1461198, 1948264, 2191797, 2922396, 3896528, 4383594, 5844792, 7793056, 8767188, 11689584, 15586112, 17534376, 23379168, 35068752, 36773483, 46758336, 70137504, 73546966, 110320449, 140275008, 147093932, 220640898, 294187864, 330961347, 441281796, 588375728, 661922694, 882563592, 1176751456, 1323845388, 1765127184, 2353502912, 2647690776, 3530254368, 5295381552, 7060508736, 10590763104, 21181526208]

約数ペア:

[(1, 21181526208), (2, 10590763104), (3, 7060508736), (4, 5295381552), (6, 3530254368), (8, 2647690776), (9, 2353502912), (12, 1765127184), (16, 1323845388), (18, 1176751456), (24, 882563592), (32, 661922694), (36, 588375728), (48, 441281796), (64, 330961347), (72, 294187864), (96, 220640898), (144, 147093932), (151, 140275008), (192, 110320449), (288, 73546966), (302, 70137504), (453, 46758336), (576, 36773483), (604, 35068752), (906, 23379168), (1208, 17534376), (1359, 15586112), (1812, 11689584), (2416, 8767188), (2718, 7793056), (3624, 5844792), (4832, 4383594), (5436, 3896528), (7248, 2922396), (9664, 2191797), (10872, 1948264), (14496, 1461198), (21744, 974132), (28992, 730599), (43488, 487066), (86976, 243533)]