21496688642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{164471}}^1$

素因数の和:164954

約数の個数: 32

約数和(自身を含む): 37965400704

約数和(自身を除く): 16468712062

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 457, 914, 5027, 5941, 10054, 11882, 65351, 130702, 164471, 328942, 1809181, 2138123, 3618362, 4276246, 23519353, 47038706, 75163247, 150326494, 826795717, 977122211, 1653591434, 1954244422, 10748344321, 21496688642]

約数ペア:

[(1, 21496688642), (2, 10748344321), (11, 1954244422), (13, 1653591434), (22, 977122211), (26, 826795717), (143, 150326494), (286, 75163247), (457, 47038706), (914, 23519353), (5027, 4276246), (5941, 3618362), (10054, 2138123), (11882, 1809181), (65351, 328942), (130702, 164471)]