21343112

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3001}}^1$

素因数の和:3141

約数の個数: 32

約数和(自身を含む): 46110720

約数和(自身を除く): 24767608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3001, 3556, 6002, 7112, 12004, 21007, 24008, 42014, 84028, 168056, 381127, 762254, 1524508, 2667889, 3049016, 5335778, 10671556, 21343112]

約数ペア:

[(1, 21343112), (2, 10671556), (4, 5335778), (7, 3049016), (8, 2667889), (14, 1524508), (28, 762254), (56, 381127), (127, 168056), (254, 84028), (508, 42014), (889, 24008), (1016, 21007), (1778, 12004), (3001, 7112), (3556, 6002)]