21084315512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3191}}^1\times {\mathrm{63533}}^1$

素因数の和:66743

約数の個数: 32

約数和(自身を含む): 42588110880

約数和(自身を除く): 21503795368

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3191, 6382, 12764, 25528, 41483, 63533, 82966, 127066, 165932, 254132, 331864, 508264, 825929, 1651858, 3303716, 6607432, 202733803, 405467606, 810935212, 1621870424, 2635539439, 5271078878, 10542157756, 21084315512]

約数ペア:

[(1, 21084315512), (2, 10542157756), (4, 5271078878), (8, 2635539439), (13, 1621870424), (26, 810935212), (52, 405467606), (104, 202733803), (3191, 6607432), (6382, 3303716), (12764, 1651858), (25528, 825929), (41483, 508264), (63533, 331864), (82966, 254132), (127066, 165932)]