21065088

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{4987}}^1$

素因数の和:5015

約数の個数: 64

約数和(自身を含む): 61053120

約数和(自身を除く): 39988032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 4987, 9974, 14961, 19948, 29922, 39896, 54857, 59844, 79792, 109714, 119688, 159584, 164571, 219428, 239376, 319168, 329142, 438856, 478752, 638336, 658284, 877712, 957504, 1316568, 1755424, 1915008, 2633136, 3510848, 5266272, 7021696, 10532544, 21065088]

約数ペア:

[(1, 21065088), (2, 10532544), (3, 7021696), (4, 5266272), (6, 3510848), (8, 2633136), (11, 1915008), (12, 1755424), (16, 1316568), (22, 957504), (24, 877712), (32, 658284), (33, 638336), (44, 478752), (48, 438856), (64, 329142), (66, 319168), (88, 239376), (96, 219428), (128, 164571), (132, 159584), (176, 119688), (192, 109714), (264, 79792), (352, 59844), (384, 54857), (528, 39896), (704, 29922), (1056, 19948), (1408, 14961), (2112, 9974), (4224, 4987)]