21892136

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{739}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 49106400

約数和(自身を除く): 27214264

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 529, 644, 739, 1058, 1288, 1478, 2116, 2956, 3703, 4232, 5173, 5912, 7406, 10346, 14812, 16997, 20692, 29624, 33994, 41384, 67988, 118979, 135976, 237958, 390931, 475916, 781862, 951832, 1563724, 2736517, 3127448, 5473034, 10946068, 21892136]

約数ペア:

[(1, 21892136), (2, 10946068), (4, 5473034), (7, 3127448), (8, 2736517), (14, 1563724), (23, 951832), (28, 781862), (46, 475916), (56, 390931), (92, 237958), (161, 135976), (184, 118979), (322, 67988), (529, 41384), (644, 33994), (739, 29624), (1058, 20692), (1288, 16997), (1478, 14812), (2116, 10346), (2956, 7406), (3703, 5912), (4232, 5173)]