21818053144

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{562669}}^1$

素因数の和:562843

約数の個数: 32

約数和(自身を含む): 42335290800

約数和(自身を除く): 20517237656

約数列:

[1, 2, 4, 8, 37, 74, 131, 148, 262, 296, 524, 1048, 4847, 9694, 19388, 38776, 562669, 1125338, 2250676, 4501352, 20818753, 41637506, 73709639, 83275012, 147419278, 166550024, 294838556, 589677112, 2727256643, 5454513286, 10909026572, 21818053144]

約数ペア:

[(1, 21818053144), (2, 10909026572), (4, 5454513286), (8, 2727256643), (37, 589677112), (74, 294838556), (131, 166550024), (148, 147419278), (262, 83275012), (296, 73709639), (524, 41637506), (1048, 20818753), (4847, 4501352), (9694, 2250676), (19388, 1125338), (38776, 562669)]