21312056

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56681}}^1$

素因数の和:56734

約数の個数: 16

約数和(自身を含む): 40811040

約数和(自身を除く): 19498984

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56681, 113362, 226724, 453448, 2664007, 5328014, 10656028, 21312056]

約数ペア:

[(1, 21312056), (2, 10656028), (4, 5328014), (8, 2664007), (47, 453448), (94, 226724), (188, 113362), (376, 56681)]