21685152

素因数分解:

$2^5\times 3^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 57456000

約数和(自身を除く): 35770848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 113, 226, 339, 452, 678, 904, 1356, 1808, 1999, 2712, 3616, 3998, 5424, 5997, 7996, 10848, 11994, 15992, 23988, 31984, 47976, 63968, 95952, 191904, 225887, 451774, 677661, 903548, 1355322, 1807096, 2710644, 3614192, 5421288, 7228384, 10842576, 21685152]

約数ペア:

[(1, 21685152), (2, 10842576), (3, 7228384), (4, 5421288), (6, 3614192), (8, 2710644), (12, 1807096), (16, 1355322), (24, 903548), (32, 677661), (48, 451774), (96, 225887), (113, 191904), (226, 95952), (339, 63968), (452, 47976), (678, 31984), (904, 23988), (1356, 15992), (1808, 11994), (1999, 10848), (2712, 7996), (3616, 5997), (3998, 5424)]