21992461.000000000

素因数分解:

$2^7\times 3^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1263

約数の個数: 64

約数和(自身を含む): 269341200

約数和(自身を除く): 168421008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 269, 384, 538, 807, 977, 1076, 1614, 1954, 2152, 2931, 3228, 3908, 4304, 5862, 6456, 7816, 8608, 11724, 12912, 15632, 17216, 23448, 25824, 31264, 34432, 46896, 51648, 62528, 93792, 103296, 125056, 187584, 262813, 375168, 525626, 788439, 1051252, 1576878, 2102504, 3153756, 4205008, 6307512, 8410016, 12615024, 16820032, 25230048, 33640064, 50460096, 100920192]

約数ペア:

[(1, 100920192), (2, 50460096), (3, 33640064), (4, 25230048), (6, 16820032), (8, 12615024), (12, 8410016), (16, 6307512), (24, 4205008), (32, 3153756), (48, 2102504), (64, 1576878), (96, 1051252), (128, 788439), (192, 525626), (269, 375168), (384, 262813), (538, 187584), (807, 125056), (977, 103296), (1076, 93792), (1614, 62528), (1954, 51648), (2152, 46896), (2931, 34432), (3228, 31264), (3908, 25824), (4304, 23448), (5862, 17216), (6456, 15632), (7816, 12912), (8608, 11724)]