21563136

素因数分解:

$2^8\times 3^2\times 7^2\times {\mathrm{191}}^1$

素因数の和:227

約数の個数: 162

約数和(自身を含む): 72700992

約数和(自身を除く): 51137856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 191, 192, 196, 224, 252, 256, 288, 294, 336, 382, 384, 392, 441, 448, 504, 573, 576, 588, 672, 764, 768, 784, 882, 896, 1008, 1146, 1152, 1176, 1337, 1344, 1528, 1568, 1719, 1764, 1792, 2016, 2292, 2304, 2352, 2674, 2688, 3056, 3136, 3438, 3528, 4011, 4032, 4584, 4704, 5348, 5376, 6112, 6272, 6876, 7056, 8022, 8064, 9168, 9359, 9408, 10696, 12033, 12224, 12544, 13752, 14112, 16044, 16128, 18336, 18718, 18816, 21392, 24066, 24448, 27504, 28077, 28224, 32088, 36672, 37436, 37632, 42784, 48132, 48896, 55008, 56154, 56448, 64176, 73344, 74872, 84231, 85568, 96264, 110016, 112308, 112896, 128352, 146688, 149744, 168462, 171136, 192528, 220032, 224616, 256704, 299488, 336924, 342272, 385056, 440064, 449232, 513408, 598976, 673848, 770112, 898464, 1026816, 1197952, 1347696, 1540224, 1796928, 2395904, 2695392, 3080448, 3593856, 5390784, 7187712, 10781568, 21563136]

約数ペア:

[(1, 21563136), (2, 10781568), (3, 7187712), (4, 5390784), (6, 3593856), (7, 3080448), (8, 2695392), (9, 2395904), (12, 1796928), (14, 1540224), (16, 1347696), (18, 1197952), (21, 1026816), (24, 898464), (28, 770112), (32, 673848), (36, 598976), (42, 513408), (48, 449232), (49, 440064), (56, 385056), (63, 342272), (64, 336924), (72, 299488), (84, 256704), (96, 224616), (98, 220032), (112, 192528), (126, 171136), (128, 168462), (144, 149744), (147, 146688), (168, 128352), (191, 112896), (192, 112308), (196, 110016), (224, 96264), (252, 85568), (256, 84231), (288, 74872), (294, 73344), (336, 64176), (382, 56448), (384, 56154), (392, 55008), (441, 48896), (448, 48132), (504, 42784), (573, 37632), (576, 37436), (588, 36672), (672, 32088), (764, 28224), (768, 28077), (784, 27504), (882, 24448), (896, 24066), (1008, 21392), (1146, 18816), (1152, 18718), (1176, 18336), (1337, 16128), (1344, 16044), (1528, 14112), (1568, 13752), (1719, 12544), (1764, 12224), (1792, 12033), (2016, 10696), (2292, 9408), (2304, 9359), (2352, 9168), (2674, 8064), (2688, 8022), (3056, 7056), (3136, 6876), (3438, 6272), (3528, 6112), (4011, 5376), (4032, 5348), (4584, 4704)]