21590008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10667}}^1$

素因数の和:10707

約数の個数: 32

約数和(自身を含む): 46085760

約数和(自身を除く): 24495752

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10667, 21334, 42668, 85336, 117337, 234674, 245341, 469348, 490682, 938696, 981364, 1962728, 2698751, 5397502, 10795004, 21590008]

約数ペア:

[(1, 21590008), (2, 10795004), (4, 5397502), (8, 2698751), (11, 1962728), (22, 981364), (23, 938696), (44, 490682), (46, 469348), (88, 245341), (92, 234674), (184, 117337), (253, 85336), (506, 42668), (1012, 21334), (2024, 10667)]