21375552

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:404

約数の個数: 112

約数和(自身を含む): 64008000

約数和(自身を除く): 42632448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 48, 58, 64, 66, 87, 88, 96, 116, 132, 174, 176, 192, 232, 264, 319, 348, 349, 352, 464, 528, 638, 696, 698, 704, 928, 957, 1047, 1056, 1276, 1392, 1396, 1856, 1914, 2094, 2112, 2552, 2784, 2792, 3828, 3839, 4188, 5104, 5568, 5584, 7656, 7678, 8376, 10121, 10208, 11168, 11517, 15312, 15356, 16752, 20242, 20416, 22336, 23034, 30363, 30624, 30712, 33504, 40484, 46068, 60726, 61248, 61424, 67008, 80968, 92136, 111331, 121452, 122848, 161936, 184272, 222662, 242904, 245696, 323872, 333993, 368544, 445324, 485808, 647744, 667986, 737088, 890648, 971616, 1335972, 1781296, 1943232, 2671944, 3562592, 5343888, 7125184, 10687776, 21375552]

約数ペア:

[(1, 21375552), (2, 10687776), (3, 7125184), (4, 5343888), (6, 3562592), (8, 2671944), (11, 1943232), (12, 1781296), (16, 1335972), (22, 971616), (24, 890648), (29, 737088), (32, 667986), (33, 647744), (44, 485808), (48, 445324), (58, 368544), (64, 333993), (66, 323872), (87, 245696), (88, 242904), (96, 222662), (116, 184272), (132, 161936), (174, 122848), (176, 121452), (192, 111331), (232, 92136), (264, 80968), (319, 67008), (348, 61424), (349, 61248), (352, 60726), (464, 46068), (528, 40484), (638, 33504), (696, 30712), (698, 30624), (704, 30363), (928, 23034), (957, 22336), (1047, 20416), (1056, 20242), (1276, 16752), (1392, 15356), (1396, 15312), (1856, 11517), (1914, 11168), (2094, 10208), (2112, 10121), (2552, 8376), (2784, 7678), (2792, 7656), (3828, 5584), (3839, 5568), (4188, 5104)]