21365895333

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{37813}}^1$

素因数の和:38289

約数の個数: 32

約数和(自身を含む): 31364444160

約数和(自身を除く): 9998548827

約数列:

[1, 3, 19, 23, 57, 69, 431, 437, 1293, 1311, 8189, 9913, 24567, 29739, 37813, 113439, 188347, 565041, 718447, 869699, 2155341, 2609097, 16297403, 16524281, 48892209, 49572843, 309650657, 374840269, 928951971, 1124520807, 7121965111, 21365895333]

約数ペア:

[(1, 21365895333), (3, 7121965111), (19, 1124520807), (23, 928951971), (57, 374840269), (69, 309650657), (431, 49572843), (437, 48892209), (1293, 16524281), (1311, 16297403), (8189, 2609097), (9913, 2155341), (24567, 869699), (29739, 718447), (37813, 565041), (113439, 188347)]