21370291248

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1\times {\mathrm{7433}}^1$

素因数の和:8206

約数の個数: 80

約数和(自身を含む): 55917358560

約数和(自身を除く): 34547067312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 673, 712, 1068, 1346, 1424, 2019, 2136, 2692, 4038, 4272, 5384, 7433, 8076, 10768, 14866, 16152, 22299, 29732, 32304, 44598, 59464, 59897, 89196, 118928, 119794, 178392, 179691, 239588, 356784, 359382, 479176, 661537, 718764, 958352, 1323074, 1437528, 1984611, 2646148, 2875056, 3969222, 5002409, 5292296, 7938444, 10004818, 10584592, 15007227, 15876888, 20009636, 30014454, 31753776, 40019272, 60028908, 80038544, 120057816, 240115632, 445214401, 890428802, 1335643203, 1780857604, 2671286406, 3561715208, 5342572812, 7123430416, 10685145624, 21370291248]

約数ペア:

[(1, 21370291248), (2, 10685145624), (3, 7123430416), (4, 5342572812), (6, 3561715208), (8, 2671286406), (12, 1780857604), (16, 1335643203), (24, 890428802), (48, 445214401), (89, 240115632), (178, 120057816), (267, 80038544), (356, 60028908), (534, 40019272), (673, 31753776), (712, 30014454), (1068, 20009636), (1346, 15876888), (1424, 15007227), (2019, 10584592), (2136, 10004818), (2692, 7938444), (4038, 5292296), (4272, 5002409), (5384, 3969222), (7433, 2875056), (8076, 2646148), (10768, 1984611), (14866, 1437528), (16152, 1323074), (22299, 958352), (29732, 718764), (32304, 661537), (44598, 479176), (59464, 359382), (59897, 356784), (89196, 239588), (118928, 179691), (119794, 178392)]