21717152

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 46992960

約数和(自身を除く): 25275808

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1553, 1748, 3106, 3496, 6212, 6992, 12424, 13984, 24848, 29507, 35719, 49696, 59014, 71438, 118028, 142876, 236056, 285752, 472112, 571504, 678661, 944224, 1143008, 1357322, 2714644, 5429288, 10858576, 21717152]

約数ペア:

[(1, 21717152), (2, 10858576), (4, 5429288), (8, 2714644), (16, 1357322), (19, 1143008), (23, 944224), (32, 678661), (38, 571504), (46, 472112), (76, 285752), (92, 236056), (152, 142876), (184, 118028), (304, 71438), (368, 59014), (437, 49696), (608, 35719), (736, 29507), (874, 24848), (1553, 13984), (1748, 12424), (3106, 6992), (3496, 6212)]