21537016

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1747}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 42791040

約数和(自身を除く): 21254024

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1541, 1747, 3082, 3494, 6164, 6988, 12328, 13976, 40181, 80362, 117049, 160724, 234098, 321448, 468196, 936392, 2692127, 5384254, 10768508, 21537016]

約数ペア:

[(1, 21537016), (2, 10768508), (4, 5384254), (8, 2692127), (23, 936392), (46, 468196), (67, 321448), (92, 234098), (134, 160724), (184, 117049), (268, 80362), (536, 40181), (1541, 13976), (1747, 12328), (3082, 6988), (3494, 6164)]